The Samsung S27D300 is a 27-inch monitor designed to deliver clear and vibrant visuals for both work and entertainment. With a Full HD resolution of 1920 x 1080 pixels, it ensures sharp and detailed images. The monitor features an IPS panel, providing consistent and accurate colors across wide viewing angles. Its 100Hz refresh rate offers smoother motion, reducing blur during fast-paced scenes. The monitor supports 16.7 million colors, ensuring accurate color reproduction. Connectivity options include one HDMI port and one VGA (D-Sub) port, allowing compatibility with various devices. It also features tilt adjustment, enabling users to find a comfortable viewing angle. In terms of power consumption, the monitor uses approximately 25W during typical operation. It operates within a voltage range of 100 – 240 V at 50 – 60 Hz. Measuring 24.1 inches in width, 7.9 inches in depth, and 18.5 inches in height with the stand, the monitor weighs 6.4 pounds. Without the stand, it measures 24.1 inches in width, 1.4 inches in depth, and 14.2 inches in height. The Samsung S27D300 is a reliable choice for users seeking a monitor that balances performance and affordability, suitable for both home and office use. Specifications: Display : 27″ Resolution : 1920 x 1080 FHD Refresh Rate : 100Hz Response Rate : 5ms
Digital Device Laptop Keyboard Compatible for MacBook AIR 13″ A1369 A1466 (MID 2011- MID 2017) US Layout 【Unique】Pls see detail compatible models in description below. 【Safe】Easy for you replace your faulty, cracked or broken keyboard ,seller remind that you should replace the keyboard in the off state. All pictures are taken from the real item, please check carefully before bidding, Replacement and high quality, Replace your faulty, cracked or broken keyboard. Each keyboard is tested before shipping Compatibility: MacBook Air 13″ A1369 Mid 2011: MC965LL/A (1.7 GHz Core i5) Mid 2011: MC966LL/A (1.7 GHz Core i5) Mid 2011: MD226LL/A (1.8 GHz Core i7) Compatibility: MacBook Air 13″ A1466 Mid 2012: MD231LL/A (1.8 GHz Core i5) Mid 2012: MD232LL/A (1.8 GHz Core i5) Mid 2012: MD232LL/A (2.0 GHz Core i7) Mid 2013: MD760LL/A (1.3 GHz Core i5) Mid 2013: MD761LL/A (1.3 GHz Core i5) Mid 2013: MD761LL/A (1.7 GHz Core i7) Early 2014: MD760LL/B (1.4 GHz Core i5) Early 2014: MD761LL/B (1.4 GHz Core i5) Early 2014: MD761LL/B (1.7 GHz Core i7) Compatibility: Early 2015: MJVE2LL/A (1.6 GHz Core i5 or 2.2 GHz Core i7) Early 2015: MJVG2LL/A (1.6 GHz Core i5 or 2.2 GHz Core i7) Identifying Numbers APN #: 661-6059, 661-6635, 661-7480
REMAX RB-M73 5.3 VENATTLE SERIES WIRELESS PORTABLE MUSIC WAR DRUM SPEAKER Powerful Sound with 60W Speaker: Experience room-filling, dynamic sound that captures every musical detail. Dynamic Audio Drivers: Dual bass speakers and tweeters harmonize for highs and lows that sing.** TWS Interconnection: Sync over a thousand units for simultaneous audio bliss. Dynamic RGB Lighting: Watch your music dance with multi-color lights synced to every beat. Emergency Power Backup: Stay charged with convenient USB charging capabilities for those critical moments.**
HP P22V G5 Monitor Overview The HP P22V G5 is a 22-inch Full HD monitor designed for daily work and home use. It offers reliable performance and a clean design. As a result, it suits offices, students, and remote workers. 22-Inch Full HD Display This monitor features a 22-inch Full HD resolution. Therefore, text appears sharp and easy to read. Moreover, images look clear and well-defined. Because of this, it supports long working sessions comfortably. In addition, the screen size fits well on most desks. As a result, it saves space without sacrificing clarity. 75Hz Refresh Rate for Smooth Viewing The monitor supports a 75Hz refresh rate. As a result, scrolling feels smoother than standard displays. Furthermore, everyday tasks look more fluid. This makes it suitable for office work and casual entertainment. Eye Comfort and Productivity The HP P22V G5 includes eye comfort features. Therefore, it helps reduce eye strain during long use. In addition, the anti-glare screen improves visibility. As a result, users stay focused throughout the day. Connectivity and Compatibility This monitor includes HDMI and VGA ports. As a result, it connects easily to modern and older devices. Moreover, it supports a wide range of PCs and laptops. Therefore, setup is quick and simple. Design and Mounting Options The monitor features a clean and professional design. In addition, it supports VESA mounting. As a result, users can create a flexible workspace. Everyday Use and Reliability This monitor delivers stable performance for daily tasks. Moreover, it focuses on durability and efficiency. In conclusion, it is a practical choice for work environments. Specifications: Display : 21.45″ VA Resolution : FHD (1920 X 1080) Refresh Rate : 75 Hz Response Rate : 5ms GtG
Philips 221V8LB/67 22-inch Full HD monitor delivers clear and reliable performance for everyday computing. It focuses on sharp visuals, eye comfort, and simple connectivity for home and office use. Additionally, it features a 21.5-inch VA panel with Full HD resolution (1920 × 1080). This provides clear detail and strong contrast, so it improves readability and general viewing comfort. Moreover, it supports up to a 100Hz refresh rate (overclocked) with smooth visual output. As a result, it reduces flicker and makes scrolling and video playback more fluid. The monitor includes a 4ms response time (GtG). Therefore, it handles everyday motion smoothly for browsing, office work, and media use. In addition, it comes with Adaptive Sync support. This helps reduce screen tearing for more stable visuals during dynamic content. Furthermore, it includes LowBlue Mode and Flicker-Free technology. So it reduces eye strain during long hours of use. It also provides HDMI and VGA connectivity with a slim, tilt-adjustable design. This ensures compatibility with modern and older devices while keeping setup simple. Philips 221V8LB/67 22-inch Full HD monitor delivers reliable performance, comfortable viewing, and essential features for daily productivity. Specifications: 21.5-inch VA panel with Full HD 1920 × 1080 resolution Up to 100Hz refresh rate for smoother visuals 4ms GtG response time for stable motion Adaptive Sync support for reduced tearing LowBlue Mode and Flicker-Free eye comfort technology
2022 Original New 13" A2681 LCD Screen for MacBook Air M2 EMC 4074 A2681 LCD Screen Replacement 2022 Original New 13″ A2681 LCD Screen for MacBook Air M2 EMC 4074 A2681 LCD Screen Replacement Compatible Model: For MacBook Air 13″ M2 A2681 Screen Display Replacement 2022 Year (Silver) Item Condition: New; Screen Size: 13.6″; Resolution: 2560×1664; Color: Silver.(This is the display replacement accessory is not a laptop) Note: Please be careful to take the screen out of the box. This product should be very careful when installed, we are not responsible for the damage in the process of installation. Please confirm the model and color before buying, do not buy the wrong product. If you have any questions, please get in touch with us.
A modern pre-owned Dell Latitude 5420 with 14" display, 11th Gen Core i5, 8GB RAM, and 256GB SSD—delivering reliable performance, enterprise security, and all-day productivity in a compact business laptop.
WiWU WM108 Wimice Dual‑Mode Mouse – Bluetooth 5.0 and 2.4 GHz wireless mouse with 800/1200/1600 DPI, silent clicks, and ergonomic ABS housing.Long battery life (~6 months standby), USB dongle & silent design—ideal for travel, office, and quiet environments. Model: WiWU Wimice WM108 Connection Modes: Bluetooth 5.0 2.4 GHz wireless via USB dongle Connection Modes: Bluetooth 5.0 2.4 GHz wireless via USB dongle DPI Settings: 800 / 1,200 / 1,600 DPI (adjustable) Buttons: 3 standard buttons + clickable scroll wheel (4 keys total) Range: Up to 10 m wireless connectivity Material/Design: Lightweight (67–130 g, depending on source), ergonomic ABS plastic body, magnetic base or “super magnetic absorption” design Operating Range: ≈10 m Silent Clicks: Quiet operation—silent key action Dimensions: Approx. 108 × 64 × 36 mm Weight: 67 g cited by Star Tech and 130 g by others—likely lighter in official spec Compatibility: Windows, macOS, Linux, Android, etc. Plug-and-play, no driver needed
Fast-charging feature available on select iPhone and iPad models.
Ready to take your gaming setup to the next level? Look no further than the ViewSonic 32” 75Hz FHD Monitor VA3209-MH. This monitor offers a perfect blend of performance and immersion for gamers. With a generous 32-inch display, immerse yourself in stunning Full HD visuals. Every detail pops with clarity and vibrancy, bringing your favorite games to life in vivid color. Transitioning to performance, the VA3209-MH boasts a smooth 75Hz refresh rate, ensuring fluid motion and reduced motion blur during fast-paced gaming action. Say goodbye to screen tearing and hello to seamless gameplay. Moreover, this monitor features built-in speakers, eliminating the need for external audio devices. Immerse yourself in crystal-clear sound as you explore virtual worlds and engage in epic battles. The ViewSonic 32” 75Hz FHD Monitor VA3209-MH is designed with your comfort in mind. Its ergonomic stand allows for customizable tilt adjustments, ensuring optimal viewing angles for extended gaming sessions. In addition, connectivity options such as HDMI and VGA ports offer versatile compatibility with various gaming consoles and devices. Switch between platforms seamlessly and enjoy your favorite games without limitations. In conclusion, the ViewSonic 32” FHD Monitor VA3209-MH is a game-changer for gamers seeking immersive experiences. With its stunning visuals, smooth performance, and built-in speakers, it delivers everything you need for an unforgettable gaming journey. Upgrade your setup today and elevate your gaming to new heights. Specifications: Display : 32″ IPS Resolution : FHD(1920×1080) Refresh Rate : 75Hz Response Rate : 4ms
Genuine-spec keyboard replacement for MacBook Air 13″ (Model A2179, 2020, Intel) — choose US QWERTY or UK QWERTY (with £ symbol). Features Apple’s reliable scissor-switch mechanism, backlighting, and OEM-fit design for seamless performance and aesthetics. Compatible With: MacBook Air 13-inch (2020, Model A2179, EMC 3597) with Intel Core i3/i5/i7 processors (non-M1). Layout Options (select at purchase): US Layout: Standard QWERTY with wide Enter key, @ above 2, # above 3, and full inverted-T arrow keys. UK Layout: QWERTY with £ symbol, tall vertical Enter key, @ accessed via right Alt, and UK-specific punctuation—matches Apple’s official UK regional configuration. US Layout: Standard QWERTY with wide Enter key, @ above 2, # above 3, and full inverted-T arrow keys. UK Layout: QWERTY with £ symbol, tall vertical Enter key, @ accessed via right Alt, and UK-specific punctuation—matches Apple’s official UK regional configuration. Keyboard Type: Traditional scissor-switch mechanism (not Butterfly, not Magic Keyboard)—robust, tactile, and serviceable, with good key travel and proven durability. Integrated Features: Full backlit keys for low-light use Ambient light sensor compatibility OEM-style ribbon cable pre-attached for direct logic board connection Full backlit keys for low-light use Ambient light sensor compatibility OEM-style ribbon cable pre-attached for direct logic board connection Precision Build: Molded to exact Apple specifications—ensures flush mounting, consistent key alignment, and seamless integration into the original top case. Installation Note: Keyboard is screw-mounted with light adhesive—more accessible than glued Butterfly/Magic keyboards. Requires top case access and battery disconnect. Suitable for intermediate DIYers or professional technicians. Important: This is keyboard only—does not include the top case, battery, trackpad, or logic board. Not compatible with M1 MacBook Air (A2337/A2338) or M2 models (A2681/A2941). This is keyboard only—does not include the top case, battery, trackpad, or logic board. Not compatible with M1 MacBook Air (A2337/A2338) or M2 models (A2681/A2941). Model Verification: Confirm your device is MacBook Air A2179 (13″, Intel, 2020) via > About This Mac > Model Identifier (e.g., MacBookAir9,1).
Are you ready to take your gaming to the next level? Dive into the realm of ViewSonic VX2718-P-MHD gaming monitors, where affordability meets exceptional performance for an unmatched gaming experience. Firstly, enjoy crystal-clear visuals with ViewSonic’s high-resolution displays. Immerse yourself in the action with vibrant colors and sharp images, providing a gaming experience like never before. Transition smoothly between scenes with ViewSonic’s quick response times. Say goodbye to lag and motion blur, ensuring you stay ahead in the game and never miss a critical moment. Explore a range of sizes to suit your gaming setup. From compact options for cozy spaces to larger displays for a cinematic experience, ViewSonic has a gaming monitor to fit your preferences. Achieve optimal comfort with customizable settings. ViewSonic VX2718-P-MHD gaming monitors offer adjustable brightness, contrast, and color settings, allowing you to tailor the display to your liking and reduce eye strain during extended gaming sessions. In conclusion, elevate your gaming setup without breaking the bank. ViewSonic VX2718-P-MHD gaming monitors provide the perfect blend of affordability and top-notch performance, delivering a visually stunning and responsive gaming journey. Level up your gaming experience with ViewSonic today! Specifications: Resolution : FHD Display : 27″ Refresh Rate : 180Hz Response Time : 1ms 3 years warranty
The MSI G27CQ4 E2 27″ 170Hz gaming monitor offers stunning visuals and smooth gameplay, ensuring you have the best gaming experience possible. Firstly, the MSI G27CQ4 E2 boasts a 27-inch curved display. This size and curvature provide an immersive viewing experience, allowing you to fully engage in your favorite games. The 2560×1440 resolution ensures crisp and clear visuals, making every detail come to life. Additionally, this monitor features a 170Hz refresh rate. With such a high refresh rate, you can enjoy fluid motion without any lag. This is crucial for fast-paced games where every millisecond counts. Paired with a 1ms response time, the MSI G27CQ4 E2 ensures quick and accurate responses to your inputs. Moreover, the monitor supports AMD FreeSync technology. This helps eliminate screen tearing and stuttering, providing a seamless gaming experience. You can game for hours without worrying about visual disruptions. The MSI G27CQ4 E2 also comes with multiple connectivity options. It includes HDMI and DisplayPort inputs, allowing you to connect to various devices. This versatility ensures that you can easily set up your gaming station. In terms of design, the MSI G27CQ4 is sleek and modern. Its slim bezels and stylish stand add a touch of elegance to your gaming setup. The adjustable stand also allows you to find the perfect viewing angle for maximum comfort. In conclusion, the MSI G27CQ4 E2 27″ 170Hz gaming monitor is the ideal choice for gamers seeking top-tier performance. Its combination of stunning visuals, smooth gameplay, and versatile features make it a must-have. Upgrade your gaming experience with the MSI G27CQ4 today! Specifications: Display : 27″ VA Resolution : 2560 x 1440 (WQHD) Refresh Rate : 170Hz Response Rate : 1ms Curvature : 1500R
Remax F41 6″ Wireless Clamp Fan – USB‑C rechargeable (4,000 mAh), 4 speeds, 720° rotation, up to 3 hrs runtime.Modular 3‑in‑1 design with detachable grille, washable parts, and night‑light feature. Model: Remax F41 6-inch Wireless Air Circulating Clamp Fan Power & Battery: Rechargeable 4,000 mAh battery; USB-C charging (~3 hours to full charge), offers ~3 hours continuous use at high speeds Operation Modes: 4 fan speeds, 3‑in‑1 usage (desktop, clamp, or hanging), 720° wide-angle rotation Design Features: Detachable, washable grille plus built-in warm night light Care Tips: Recharge every two months if unused; avoid inserting objects into blades
The S3 2-in-1 Bluetooth Headset and Speaker is a versatile audio device that seamlessly transitions between personal listening and shared sound experiences. Designed for both convenience and high-quality audio performance, it caters to diverse user needs. Key Features: Dual Functionality: Operate as traditional over-ear headphones for private listening or twist the earcups outward to activate the external speaker mode, allowing you to share music with others. Superior Sound Quality: Equipped with advanced audio technology, the S3 delivers crisp and clear sound in both headphone and speaker modes, ensuring an immersive listening experience. Active Noise Cancellation (ANC): Reduces ambient noise, enabling users to enjoy music without external interruptions. Comfortable Design: Features extra-padded ear cushions and an adjustable headband, providing long-lasting comfort for extended use. Foldable and Portable: The foldable design makes it easy to carry, making it an ideal companion for travel and daily commutes. Multiple Playback Options: Supports Bluetooth 5.0 for wireless streaming, NFC for quick pairing, TF card slot for direct music playback, and FM radio functionality, offering a variety of listening choices. Long Battery Life: Built-in 600mAh rechargeable battery provides up to 14 hours of playback in headphone mode and 6.5 hours in speaker mode, ensuring uninterrupted entertainment. Integrated Controls and Microphone: Built-in controls allow for easy navigation between tracks, volume adjustment, and call management. The integrated microphone ensures clear hands-free communication.
The Samsung Crystal UHD U8000F 43″ 4K Tizen OS Smart TV UA43U8000FUXTW uses a 43-inch LCD panel with 3840 × 2160 resolution. It delivers standard 4K output for everyday viewing, streaming, and console use in smaller rooms. Samsung uses the Crystal Processor 4K for image processing and upscaling. As a result, lower-resolution content converts closer to 4K quality on the display. In addition, the TV supports HDR10 and HDR10+, which improve contrast between bright and dark areas for compatible content. The display runs at a 60 Hz refresh rate. Also, Motion Xcelerator reduces blur during fast motion scenes such as sports and action content. Samsung equips the TV with Tizen OS. Therefore, users access streaming apps, SmartThings integration, and smart features through a responsive interface. Connectivity includes HDMI ports, USB ports, Wi-Fi, Bluetooth, Ethernet LAN, and optical audio output. In addition, the TV supports ALLM for basic console gaming responsiveness. This model focuses on 4K resolution, standard HDR performance, and essential smart TV features without advanced gaming or local dimming technology. Specifications: 43-inch LCD panel with 3840 × 2160 4K UHD resolution Crystal Processor 4K with upscaling support HDR10 and HDR10+ compatibility 60 Hz refresh rate with Motion Xcelerator Tizen OS with HDMI, USB, Wi-Fi, Bluetooth, Ethernet connectivity
Specifications : Display Diagonal Viewing Size 86.27 cm 34.14 inches Preset Display Area (H x V) 799.80 mm x 344.80 mm 31.49″ x 13.18″ 267773.04 sq-mm (415.01 sq-inches) Panel Type In-Plane switching Technology Display Screen Coating Antiglare with hard-coating 3H Maximum Preset Resolution 3440 x 1440 at 60Hz Viewing Angles 178° vertical / 178° horizontal Pixel Pitch 0.233 mm x 0.233 mm Pixel Per Inch (PPI) 109 Contrast Ratio 1,000 to 1 (typical) Aspect Ratio 21:9 Backlight Technology LED edgelight system Brightness 300 cd/m² (typical) Response time 8 ms for NORMAL mode 5 ms for FAST mode Adjustability Height adjustable (115 mm), Tilt (-5° to 21°) Swivel (-30° to 30°) Pivot (N/A) PbP / PiP PbP (Yes) PiP (Yes) Daisy Chain Availability No Dell Display Manager Compatibility Yes, Easy Arrange and other key features Remote Asset Management Yes, via Dell Command Monitor Specifications – Service / Support Details 3-Year Advanced Exchange Service and Limited Hardware Warranty Color Support Color Gamut (typical): 99.9% sRGB, CIE1976 (90%), CIE1931 (75%) Color Depth: 1.074 Billion colors Color Calibration Accurancy Delta E < 3 (average) Color Calibration with X-rite colorimeter No Built-in Devices USB 3.0 super-speed hub (with 2 x USB 3.0 upstream port) 4 x USB 3.0 downstream ports Security Security lock slot (cable lock sold separately) Anti-theft stand lock slot (to panel) Compliant Standards BFR/PVC-free (Halogen-free) excluding external cables Meets NFPA 99 leakage current requirements Arsenic-Free glass and Mercury-Free for the panel only Product Safety, EMC and Environmental Datasheets Dell Regulatory Compliance Home Page Dell and the Environment Flat Panel Mount Interface VESA (100 mm) Audio Output 1 x Audio line-out Connectivity 2 x HDMI 2.0 (HDCP 2.2) 1 x DP 1.2 (HDCP 2.2) 2 x USB 3.0 Upstream port 2 x USB 3.0 Downstream port (side) 2 x USB 3.0 Downstream port (bottom) 1 x USB Type-C (DisplayPort DP1.2 Alternate Mode, Power Delivery up to 90W (Typical), and USB 2.0) Dimensions & Weight Height with stand (Compressed ~ Extended) 417.0 mm ~ 532.0 mm 16.42″ ~ 20.94″ Width 813.6 mm 32.03″ Depth 226.4 mm 8.91″ Height without stand 363.7 mm 14.32″ Width without stand 813.6 mm 32.03″ Depth without stand 58.4 mm 2.30″ Weight (panel only – for VESA mount) 8.2 kg 18.07 lb Weight (with packaging) 16.0 kg 35.27 lb Power Voltage Required 100 VAC to 240 VAC / 50 Hz or 60 Hz + 3 Hz / 3 A (typical) Power Consumption (Operational) 54 W (typical) 250 W (maximum)** Power Consumption Stand by / Sleep Less than 0.5W **Maximum power consumption with max luminance, and USB active. Environmental Operating Conditions Temperature Range Operating: 0°C to 40°C (32°F to 104°F) Non-operating: –20°C to 60°C (–4°F to 140°F) Humidity Range Operating: 10% to 80% (non-condensing) Non-Operating: 5% to 90% (non-condensing) Altitude Operating: 5,000 m (16,404 ft) max Non-Operating: 12,192 m (40,000 ft) max In The Box Monitor, Stand Riser, Stand Base 1 x Power cable 1 X DP Cable (DP to DP) 1 X USB Type-C Cable (C to C) 1 x HDMI Cable 1 x USB 3.0 upstream cable Quick setup guide Safety, Environmental, and Regulatory Information Factory Calibration Report 1 Year Warranty manufacturer link
Genuine-spec touchpad flex cable for MacBook Air 13.6″ (Model A2681, 2022, M2)—essential for restoring full Force Touch functionality, haptic feedback, and multi-touch gesture support when replacing or repairing the trackpad assembly. Compatible With: MacBook Air 13.6-inch (2022, Model A2681) with Apple M2 chip (all colors: Silver, Space Gray, Starlight, Midnight). Part Type: Touchpad flex cable only—does not include the trackpad, Taptic Engine, or mounting hardware. This is the ribbon cable assembly that connects the trackpad to the logic board. Function: Transmits touch input, Force Touch pressure data, and haptic feedback signals between the trackpad and logic board—critical for macOS gesture recognition and Taptic Engine operation. OEM-Quality Construction: Matches Apple’s original flex circuit in length, connector type, shielding, and bend radius—ensures reliable signal integrity and long-term durability. Common Use Cases: Replacing a torn, frayed, or damaged original flex cable Completing a trackpad replacement when the original cable was compromised Repairing unresponsive or erratic trackpad behavior caused by cable failure Replacing a torn, frayed, or damaged original flex cable Completing a trackpad replacement when the original cable was compromised Repairing unresponsive or erratic trackpad behavior caused by cable failure Installation Note: Requires full bottom case disassembly and careful routing under the battery and logic board. Connectors use ZIF (Zero Insertion Force) sockets—do not force. Recommended for experienced or certified technicians only.
Genuine-spec bilingual UK/Arabic layout keyboard replacement for MacBook Pro 13″ (Model A1708, 2016–2017)—featuring Apple’s second-generation Butterfly mechanism, backlighting, and OEM fit for seamless typing in both English and Arabic. Compatible With: MacBook Pro 13-inch with Touch Bar (2016 & 2017 models, A1708, Model Identifiers MacBookPro13,1 / MacBookPro14,1). Layout: Bilingual UK/Arabic—primary legends in Arabic, secondary (top-left) legends in UK English (QWERTY). Includes £ symbol, Arabic numerals (٠١٢٣…), and standard Arabic character set aligned with Apple’s regional configuration. Keyboard Type: Apple’s 2nd-generation Butterfly mechanism—thin profile with reduced key travel; requires careful handling and clean environment during installation. Integrated Features: Backlit keys (essential for low-light use—legends remain legible) Ambient light sensor support Original-style ribbon cable connector for direct logic board attachment Backlit keys (essential for low-light use—legends remain legible) Ambient light sensor support Original-style ribbon cable connector for direct logic board attachment Build & Fit: Precision-engineered to match Apple’s original dimensions, key alignment, and top-case curvature—ensures consistent actuation and aesthetic continuity. Installation Note: Keyboard is fully glued into the top case. Replacement requires complete disassembly, meticulous adhesive removal, and professional re-gluing. Recommended for certified or highly experienced technicians only.
