The ViewSonic TD1630-3 16″ Touch Screen Monitor offers smooth touch control in a compact and modern design. It provides clear HD visuals for work and entertainment. The screen shows bright colors and sharp details. This makes browsing, drawing, and viewing content more enjoyable. Moreover, the ViewSonic TD1630-3 16″ Touch Screen Monitor supports 10-point multi-touch. You can tap, pinch, and swipe with fast response. The touch experience feels natural and smooth. This helps you work faster and more comfortably. In addition, the monitor includes HDMI and VGA connections. These ports make setup quick and simple. You can connect laptops, desktops, and other devices with ease. This gives you strong flexibility for daily use. Furthermore, the ViewSonic TD1630-3 16″ Touch Screen Monitor features a durable stand. You can tilt the screen for better viewing angles. This helps reduce strain during long use. The strong design keeps the monitor stable on your desk. Also, the monitor includes built-in speakers for easy audio playback. You can watch videos, join meetings, or listen to music without extra devices. This makes the monitor more convenient and practical. The compact size of the ViewSonic TD1630-3 16″ Touch Screen Monitor fits small desks and workspaces. It works well in homes, offices, shops, and reception areas. The clean design blends nicely with modern setups. This makes it suitable for many environments. Overall, the ViewSonic TD1630-3 16″ Touch Screen Monitor offers responsive touch control, clear visuals, and simple connectivity. It improves productivity and enhances entertainment. It is ideal for students, professionals, and businesses that need a reliable touch display. Specifications: Display : 16″ TN Resolution : 1366×768 Refresh Rate : 60Hz Response Time : 12ms
The HP 32S 32″ Monitor delivers large, clear visuals for work, media, and everyday use.It features a 32‑inch Full HD screen that shows sharp images and smooth video.Moreover, the slim and modern design fits well on home and office desks. This monitor uses an LED panel for bright color and solid picture quality.Additionally, wide viewing angles help keep visuals consistent from different positions.Anti‑glare coating helps reduce reflections in bright rooms. The HP 32S also includes HDMI and VGA ports for flexible connectivity.Furthermore, tilt adjustment lets you find a comfortable viewing angle.Low blue light and flicker‑free features help reduce eye strain during long use. This display works well for students, professionals, and home users alike.Therefore, it supports productivity, browsing, streaming, and casual gaming.Finally, it combines solid performance, easy setup, and comfort features for everyday use. Specifications: 32″ Full HD (1920 × 1080) LED panel HDMI + VGA ports for PC and device connection Anti‑glare coating for comfortable viewing Tilt‑adjustable stand for ergonomic use Low blue light and flicker‑free eye care
Genuine-spec US layout keyboard replacement for MacBook Pro 15″ (2018–2019, Models A1989/A1990)—designed for reliable typing, full compatibility, and seamless integration with original top case assemblies. Compatible With: MacBook Pro 15-inch (2018 A1989 and 2019 A1990 models) with Touch Bar. Layout: Standard US English (QWERTY) with full-size keys, including inverted-T arrow keys and dedicated function row. Integrated Features: Includes built-in backlighting, scissor-switch mechanism (3rd-gen Butterfly or revised Butterfly mechanism, depending on original model year), and ribbon cable connector matching Apple’s OEM design. Functionality: Supports all native keyboard features, including brightness, volume, media controls, and Touch ID power button (note: Touch ID sensor is not included—this is the keyboard only). Build Quality: Precision-engineered to match Apple’s original fit, feel, and durability—ideal for professional repairs or top case refurbishment. Installation Note: Requires full top case disassembly. Keyboard is adhered to the top case and must be carefully removed and replaced using proper tools and techniques. Recommended for experienced technicians. Model Verification: Ensure your MacBook is A1989 (2018) or A1990 (2019) before purchase—keycaps and connectors differ from other MacBook generations.
Dell Latitude 5400 — business-class laptop built for reliability and productivity.• Intel Core i5 8th Gen • 8 GB RAM • 256 GB SSD • 14” FHD TouchscreenWindows | Durable Design | Backlit Keyboard
New A1932 A2179 A2337 DC in Power Jack Connector for Macbook Air 13" Type-C USB-C Power 821-01658-A 2018 2019 2020 Year New A1932 A2179 A2337 DC in Power Jack Connector for Macbook Air 13″ Type-C USB-C Power 821-01658-A 2018 2019 2020 Year About this item New A1932 A2179 A2337 DC Jack Power DC-in Board for MacBook Retina 13″ DC Power Jack Board We have good after-sales services. We share the latest information on laptop spare parts in the Chinese market with all our customers. This is NOT an easy job for someone with no technical skills in Disassembling or Assembling a laptop, So only purchase this item if you know how to install it. Each DC Board is tested before shipping and working.
Logitech C270 HD webcam — 720p USB camera with built-in mic and automatic light correction. Solid pick for video calls, remote work, or basic streaming. This is the Logitech C270 HD Webcam, a budget plug-and-play USB camera suited for everyday video calls. It doesn’t strive for professional streaming quality, but it reliably handles meeting needs, student calls, or backup cam duties. Key Features & Functionality Records video in HD 720p at 30 fps Fixed focus lens (no autofocus) Built-in mono microphone with noise reduction (captures voice clearly in standard environments) Automatic light correction (RightLight / similar tech) to adjust in low or uneven lighting Universal mounting clip: works on laptop lids, monitors, or can sit on a shelf USB 2.0 interface, 1.5 m (≈ 5 ft) cable length Technical Specifications Strengths & Limitations Pros: Reliable and easy to set up: plug and play Good for video calls in decent lighting Noise suppression in mic helps reduce background hiss Affordable alternative if your built-in camera fails Cons: Only 720p — not ideal for high quality streaming Fixed focus — manual adjusting can’t zoom/focus No privacy shutter (you may need stickers or external cover) Color and sharpness aren’t top tier under weak light
The Samsung 65″ Neo QLED QN85F 4K Vision AI Smart TV QA65QN85FAUXTW delivers a premium viewing experience with advanced Neo QLED display technology and intelligent AI processing. It produces bright, sharp, and highly detailed images with strong contrast, making movies, sports, and games more immersive on the 65-inch screen. Neo QLED technology uses Quantum Mini LEDs to improve brightness control and contrast accuracy. As a result, dark scenes look deeper while bright scenes remain vivid and balanced. This creates a more realistic picture across all types of content. Vision AI enhances both picture and sound in real time. It analyzes each scene and automatically adjusts brightness, sharpness, and color for optimal output. Therefore, the TV consistently delivers improved visuals without manual settings. In addition, AI upscaling improves lower-resolution content closer to 4K quality. HDR support expands brightness range and color depth, making visuals more dynamic and lifelike. Fast motion handling also improves clarity, which enhances sports and action viewing. The Smart TV platform provides easy access to streaming apps, gaming features, and smart home controls. It runs smoothly and responds quickly between apps. In addition, the slim design with thin bezels gives the TV a modern and premium look. Overall, this Samsung Neo QLED TV combines strong brightness performance, AI optimization, and smart connectivity for a powerful entertainment experience. Specifications: Neo QLED technology delivers bright, sharp, and detailed visuals 65-inch 4K display provides immersive viewing experience Vision AI optimizes picture and sound automatically in real time HDR improves contrast, brightness, and color depth Smart TV platform supports apps, streaming, and smart features
The MSI MAG 276CXF 27″ 280Hz Curved Gaming Monitor delivers an immersive gaming experience. With a fast 280Hz refresh rate, it ensures ultra-smooth gameplay. Say goodbye to motion blur and enjoy crystal-clear visuals. This monitor features a 1500R curved design that enhances immersion. It wraps around your field of vision, making gaming more engaging. Whether you’re playing fast-paced shooters or open-world adventures, the curved screen provides an edge. The MSI MAG 276CXF has a Full HD resolution for sharp and vibrant images. It supports a wide color gamut, offering lifelike colors and rich contrast. Enjoy every detail in your favorite games and multimedia content. With a lightning-fast 1ms response time, ghosting and lag are minimized. This ensures smooth transitions and precise actions, giving you a competitive advantage. The monitor is also compatible with AMD FreeSync Premium, which eliminates screen tearing and stuttering. Connectivity is easy with multiple ports, including HDMI and DisplayPort. You can easily connect your PC, gaming console, or other devices. The MSI MAG 276CXF 27″ 280Hz Curved Gaming Monitor is designed for long gaming sessions. It includes eye-care technology, reducing blue light and flicker to minimize eye strain. Play longer without discomfort. With a stylish and modern design, this monitor enhances any gaming setup. Its slim bezels offer an immersive multi-monitor experience. Whether you’re a casual gamer or an esports enthusiast, this monitor delivers outstanding performance. Upgrade your gaming with the MSI MAG 276CXF 27″ 280Hz Curved Gaming Monitor today. Specifications: Display : 27″ Rapid VA Resolution : 1920×1080 (FHD) Curvature : 1500R Refresh Rate : 280Hz Response Rate :0.5ms
Brand-new UK-layout keyboard replacement (Z1 Black) for MacBook Air models with M2, M3, and M4 chips (13.6″ and 15″, 2023–2025). Compatible with A2681 and A2941—precision-engineered for seamless fit and reliable typing performance. This is a brand-new, high-quality keyboard replacement designed specifically for the latest MacBook Air models featuring Apple’s M2, M3, and M4 chips (released 2023–2025). It fits both the 13.6-inch (Model A2681) and 15-inch (Model A2941) MacBook Air variants and comes in the sleek Z1 Black (Space Black) finish with a UK English layout (including the £ symbol and correct key positioning). Engineered to match Apple’s original specifications, this keyboard ensures a responsive, quiet, and comfortable typing experience with consistent key travel and tactile feedback. It includes the full top case assembly with integrated backlighting, function keys, and Touch ID sensor cutout (sensor not included), making it ideal for professional repairs or replacements after liquid damage, wear, or key failure. Installation requires technical expertise and proper tools due to the integrated nature of the MacBook Air’s top case design. Recommended for certified technicians or experienced repair professionals. Important Notes: This is a keyboard + top case assembly, not just keycaps. Touch ID sensor is not included—you must transfer your original sensor to maintain functionality. Compatible only with MacBook Air M2 (2022–2023), M3 (2023–2024), and M4 (2024–2025) models in 13.6″ (A2681) and 15″ (A2941) sizes. Color: Z1 Black (Space Black) – matches official Apple Space Black finish. Layout: UK English (ISO) – features the correct “£” key and shifted Enter key.
BenQ RE6504A 65” 4K UHD Interactive Flat Panel is a large touchscreen display designed for classrooms, meeting rooms, and collaborative work environments. It combines a 4K IPS panel, multi-touch support, and an Android-based system for interactive use without needing a separate PC. It features a 65-inch IPS display with 3840 × 2160 (4K UHD) resolution. Therefore, it delivers sharp visuals and wide viewing angles for group collaboration. In addition, it supports up to 40-point infrared touch input, allowing multiple users to write or interact at the same time. Moreover, it uses Android 14 (EDLA certified in most regions) with built-in apps and Google services support. As a result, users can run whiteboard tools, presentations, and educational apps directly on the display. The panel runs at 450 nits brightness with a 1200:1 contrast ratio. Therefore, it stays readable in bright rooms while maintaining stable image quality. In addition, it uses 4K resolution at 60Hz for smooth visual output from connected devices. Furthermore, it includes connectivity such as HDMI, USB, USB-C with power delivery, LAN, and OPS slot support. As a result, it works with laptops, external PCs, and modular computing systems. It also includes built-in speakers (typically 2 × 20W depending on configuration). Therefore, it supports presentations and lessons without external audio equipment. Finally, the BenQ RE6504A delivers a responsive 4K interactive experience with strong connectivity, multi-touch control, and Android integration for education and business use. Specifications: Display: 65-inch IPS panel with 3840×2160 4K UHD resolution Touch: Up to 40-point infrared multi-touch support System: Android 14 (EDLA) with built-in apps and tools Brightness: 450 nits with 1200:1 contrast ratio Connectivity: HDMI, USB, USB-C, LAN, OPS slot support
The MSI G244PF E2 Gaming Monitor features a 23.8″ Rapid IPS panel with Full HD (1920 x 1080) resolution and a high 180Hz refresh rate. This delivers quick and smooth visuals for responsive gaming and everyday use. It also provides a fast 1ms Gray‑to‑Gray response time, which reduces motion blur in fast‑moving games. Adaptive‑Sync technology helps reduce screen tearing and stuttering for fluid gameplay. The monitor includes Night Vision for better detail in dark areas, anti‑flicker and less blue light features to lower eye strain. Wide 178° horizontal and vertical viewing angles keep colors consistent from different positions. The fully adjustable stand lets you tilt, swivel, pivot, and change height for ergonomic comfort. The MSI G244PF E2 Gaming Monitor is ideal for users who want smooth, responsive visuals and ergonomic adjustability. Specifications: 23.8″ Full HD Rapid IPS panel with wide viewing angles 180Hz refresh rate for smooth and responsive visuals 1ms Gray‑to‑Gray response time to reduce motion blur Adaptive‑Sync technology to minimize screen tearing Adjustable stand with tilt, swivel, pivot, and height options
Genuine-spec touchpad flex cable for MacBook Pro 15″ (Model A1707, 2016–2017)—restores full Force Touch functionality, haptic feedback, and precise multi-touch gesture control during trackpad repair or replacement. Compatible With: MacBook Pro 15″ (2016) – Model A1707 (Model Identifier: MacBookPro13,2) MacBook Pro 15″ (2017) – Model A1707 (Model Identifier: MacBookPro14,2) MacBook Pro 15″ (2016) – Model A1707 (Model Identifier: MacBookPro13,2) MacBook Pro 15″ (2017) – Model A1707 (Model Identifier: MacBookPro14,2) Part Type: Touchpad flex cable only — does not include the trackpad housing, Taptic Engine, or mounting hardware. This is the OEM-style ribbon cable that connects the trackpad to the logic board. Function: Transmits: Touch input coordinates Force Touch pressure data Haptic feedback signals to the Taptic Engine Enables full macOS gesture support: Force Click, three-finger lookup, swipe navigation, pinch-to-zoom, and smooth cursor tracking. Touch input coordinates Force Touch pressure data Haptic feedback signals to the Taptic Engine Enables full macOS gesture support: Force Click, three-finger lookup, swipe navigation, pinch-to-zoom, and smooth cursor tracking. OEM-Quality Build: Matches Apple’s original specifications in: Cable length and routing path Connector pitch and ZIF latch design EMI shielding and flex durability Cable length and routing path Connector pitch and ZIF latch design EMI shielding and flex durability Common Use Cases: Replacing a torn, creased, or liquid-damaged original flex cable Completing a trackpad replacement when the original cable is compromised Fixing intermittent trackpad behavior, loss of Force Touch, or complete unresponsiveness Replacing a torn, creased, or liquid-damaged original flex cable Completing a trackpad replacement when the original cable is compromised Fixing intermittent trackpad behavior, loss of Force Touch, or complete unresponsiveness Installation Note: Requires full bottom case removal and battery disconnection. Cable routes under internal components near the right speaker and logic board. Connects via a ZIF (Zero Insertion Force) socket—must be aligned carefully and latched gently. Recommended for experienced or certified technicians only. Requires full bottom case removal and battery disconnection. Cable routes under internal components near the right speaker and logic board. Connects via a ZIF (Zero Insertion Force) socket—must be aligned carefully and latched gently. Recommended for experienced or certified technicians only.
The LG 32GN600-B 32″ Monitor delivers clear and smooth visuals for gaming and everyday use.It features a 32-inch QHD display with sharp details and vibrant colors. Moreover, its high refresh rate ensures fluid motion in fast-paced games and videos. This monitor uses a VA panel for strong contrast and wide viewing angles. Additionally, the fast response time reduces blur and ghosting during competitive gaming. The anti-glare screen helps minimize reflections in bright environments. HDMI and DisplayPort inputs allow easy connection to PCs, laptops, and gaming consoles. Furthermore, tilt adjustment helps you find a comfortable viewing angle for long sessions. Low blue light and flicker-free technologies reduce eye strain during extended use. This display is ideal for gamers, streamers, and home users alike. Therefore, it supports competitive gaming, media streaming, and productivity tasks. Finally, it combines sharp visuals, fast performance, and comfort features for daily use. Specifications: Screen Size: 32″ QHD VA panel Resolution: 2560 × 1440 Refresh Rate: High for smooth motion Ports: HDMI + DisplayPort Features: Anti-glare, low blue light, flicker-free eye care
The Samsung Customizable Frame 65″ uses a 65-inch 4K UHD LCD panel with 3840 × 2160 resolution. It is designed for both TV viewing and wall-mounted art display use. The display supports 4K upscaling for lower-resolution content. As a result, non-4K video appears closer to 4K detail on the screen. In addition, it supports HDR formats for compatible content, which improves contrast between bright and dark areas. The TV runs Samsung Tizen OS. Therefore, users access streaming apps, smart features, and connected services through a standard interface. It also supports Wi-Fi and Bluetooth for wireless devices. Connectivity includes HDMI ports, USB ports, Ethernet LAN, and optical audio output. It supports external devices such as gaming consoles, sound systems, and media players. This model uses a frame-style design with interchangeable bezels. It allows customization of the outer frame to match room décor. It also supports an Art Mode that displays images when the TV is not actively in use. Specifications: 65-inch 4K UHD LCD panel (3840 × 2160 resolution) 4K upscaling for lower-resolution content HDR support for compatible content Tizen OS smart platform with apps and streaming Interchangeable bezels with Art Mode display feature VG-SCFA65BWBRU , VG-SCFA65TKBRU
The Samsung 75″ QLED LS03F The Frame 4K Smart TV QA75LS03FAUXTW uses a 75-inch LCD panel with 3840 × 2160 4K resolution. It is designed for both TV viewing and wall-mounted display use. The panel uses Quantum Dot (QLED layer) technology to improve color reproduction. As a result, it produces more accurate and wider color output compared to standard LCD panels. In addition, it supports 4K upscaling for lower-resolution content. The TV supports HDR formats for compatible content. This increases contrast between bright and dark areas and improves visible detail. Also, motion processing reduces blur during fast-moving scenes such as sports and action content. Samsung equips this model with Tizen OS. Therefore, users access streaming apps, SmartThings integration, and smart features through a unified interface. It also supports Wi-Fi and Bluetooth for wireless device connections. Connectivity includes HDMI ports, USB ports, Ethernet LAN, and optical audio output. It supports external devices such as gaming consoles and sound systems. This model uses The Frame design concept, which allows the TV to function as both a display and a digital art screen when not in use. Specifications: 75-inch 4K UHD LCD panel (3840 × 2160 resolution) Quantum Dot (QLED layer) color enhancement 4K upscaling for lower-resolution content HDR support for compatible content Tizen OS with HDMI, USB, Wi-Fi, Bluetooth, Ethernet connectivity
Acer Nitro VG240YSbmiipx 23.8 inchSize Name: 23.8 Style Name: FHD, 165Hz, DP Pattern Name: Single Screen size 23.8 Inches Display resolution maximum 1920 x 1080 Pixels Brand ACER Special feature Blue Light Filter, Tilt Adjustment, Frameless, Flicker-Free Refresh rate 165 Hz Discover the joys of a seamless game experience with Radeon FreeSync, in vivid IPS With a 165Hz refresh rate and 1ms Visual Response Boost (VRB) technology, gameplay is seamless and practically blur-free An IPS panel lets you view your display clearly at angles of up to 178 degrees while maintaining the same level of high-quality colour Take in the full view of the display with its ZeroFrame design atop the sharply-cut three-pronged stand No need to fiddle with buttons Easily modify your monitor settings via the Display Widget utility software
The HP ENVY 27 4K Monitor delivers stunning visuals for work, entertainment, and creative tasks.It features a 27-inch 4K UHD screen that shows sharp details and vivid color.Moreover, the slim profile and modern design look great on any desk. This monitor uses an advanced panel for wide viewing angles and accurate colors.Additionally, 4K resolution makes photos, videos, and text look crisp and lifelike.Anti-glare coating helps reduce reflections in bright lighting. The HP ENVY 27 4K also includes multiple ports like HDMI and DisplayPort for flexible connections.Furthermore, USB-C connectivity supports video, data, and power delivery with one cable.Tilt and height adjustment allow comfortable viewing during long sessions. This display works well for professionals, creators, and home users alike.Therefore, it supports productivity, media editing, and streaming.Finally, it combines high picture quality, versatile connections, and ergonomic features for daily use. Specifications: 27″ 4K UHD (3840 × 2160) display HDMI + DisplayPort + USB-C connectivity Anti-glare panel for clearer viewing Tilt and height adjustable stand Accurate color and wide viewing angles
BATTERY TOSHIBA PA5185U-1BRS Laptop Battery for Toshiba Satellite C50 C55 C55D C55T L55 L55D L55T Series fit C55-B5200 C55-B5270 C55D-B5310 PA5184U-1BRS PA5186U-1BRS PA5195U-1BRS Battery Type: Li-ion Capacity: 2800Mah Voltage: 14.4V Cells: 4-cell Fit Model: Toshiba Satellite PA5185-1BRS PA5184U-1BRS PA5184-1BRS PA5186-1BRS PA5195-1BRS PA5185U1BRS PA5185U PA5185 PA5195U PA5184 Battery Compatible: Toshiba Satellite C55-B5302 C55-B5299 C55-B5287 C55-B5272 C55-B5270 C55-B5200 C55-B5101 C55-B5100 C55D-B5319 C55D-B5310 C55D-B5241 C55D-B5219 C55D-B5214 C55D-B5212 C55D-B5206 C55D-B5203 C55T-B5349 C55T-B5110 C55T-B5230 C55T-B5109 L55-B5294 L55-B5284 L55-B5276 Battery 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. CE-/FCC-Certified for safety If you have any questions, please feel free to contact us, our professional service team will provide you with the most guaranteed support
The Lenovo Legion 27Q-10 is a 27-inch 2K gaming monitor designed for competitive and fast-paced gaming. First, its 2560 × 1440 resolution delivers sharp and detailed visuals. The 280Hz refresh rate ensures ultra-smooth motion and responsive gameplay for esports players. In addition, the 1ms response time minimizes ghosting and motion blur. Moreover, adaptive sync technology reduces screen tearing for seamless performance. The slim-bezel design fits neatly into any gaming setup. Furthermore, the adjustable tilt and height options provide ergonomic comfort during long sessions. Finally, the Lenovo Legion 27Q-10 combines 2K clarity, extreme refresh performance, and adaptive sync in one high-end gaming display. Overall, it is ideal for serious gamers and esports enthusiasts seeking competitive advantages. Specifications: 27″ 2560 × 1440 2K resolution 280Hz ultra-fast refresh rate 1ms rapid response time Adaptive sync for tear-free gaming Slim bezel with adjustable ergonomic stand
Genuine-spec touchpad flex cable for MacBook Pro 13″ (Model A2251, 2020, Intel)—essential for restoring full Force Touch functionality, haptic feedback, and precise multi-touch gesture control during trackpad repair or replacement. Compatible With: MacBook Pro 13-inch (2020, Two Thunderbolt Ports, Model A2251, Model Identifier MacBookPro16,1) with Intel Core i5/i7 processors. Part Type: Touchpad flex cable only—does not include the trackpad housing, Taptic Engine, or mounting hardware. This is the OEM-style ribbon cable that connects the trackpad to the logic board. Function: Transmits: Precise touch coordinates Force Touch pressure data Haptic feedback signals to the Taptic Engine Enables full macOS gesture support including Force Click, three-finger lookup, swipe navigation, and inertial scrolling. Precise touch coordinates Force Touch pressure data Haptic feedback signals to the Taptic Engine Enables full macOS gesture support including Force Click, three-finger lookup, swipe navigation, and inertial scrolling. OEM-Quality Build: Matches Apple’s original specifications in: Cable length and routing Connector pitch and ZIF latch design EMI shielding and flex durability Cable length and routing Connector pitch and ZIF latch design EMI shielding and flex durability Common Use Cases: Replacing a torn, creased, or liquid-damaged original flex Completing a trackpad replacement when the original cable is compromised Fixing intermittent trackpad behavior, loss of Force Touch, or complete unresponsiveness Replacing a torn, creased, or liquid-damaged original flex Completing a trackpad replacement when the original cable is compromised Fixing intermittent trackpad behavior, loss of Force Touch, or complete unresponsiveness Installation Note: Requires full bottom case removal and partial disassembly (including battery disconnect). Cable routes under the right speaker and logic board—must be seated in original retention channels. Connects via ZIF (Zero Insertion Force) socket—align carefully and latch gently. Recommended for experienced or certified technicians only. Requires full bottom case removal and partial disassembly (including battery disconnect). Cable routes under the right speaker and logic board—must be seated in original retention channels. Connects via ZIF (Zero Insertion Force) socket—align carefully and latch gently. Recommended for experienced or certified technicians only.
