Are you in search of a monitor to help you boost productivity at your workplace or home office? Well, look no further than the MSI PRO MP2412 monitor. It’s a cost-effective and user-friendly solution that caters to your professional needs. First and foremost, the MSI PRO MP2412 boasts a 23.8-inch display, providing ample screen space for your tasks. Whether you’re working on documents, spreadsheets, or simply browsing the web, this monitor offers a comfortable and efficient workspace. In addition, the Full HD resolution ensures sharp and clear visuals. As a result, it’s easier to read text, view images, and watch videos with outstanding clarity. To further enhance your working experience, the monitor is equipped with anti-glare technology. This allows you to work for extended periods without straining your eyes. Furthermore, this feature comes in handy even in well-lit environments. Connectivity is a breeze with the VGA and HDMI ports. These ports accommodate various devices, including laptops, desktops, and more. As a result, this flexibility ensures that you can seamlessly switch between work and personal tasks. The MSI PRO MP2412 features a sleek, space-saving design that can effortlessly integrate into any office or home office setup. Its slim and stylish appearance adds a touch of sophistication to your workspace. For ergonomic comfort, the monitor offers tilt adjustability. You can easily find the perfect viewing angle for your specific needs, reducing discomfort during extended work hours. Specifications: Display: 23.8″ Full HD (1920×1080) Performance: 100Hz Refresh Rate, 1ms MPRT Response Time, 4000:1 Contrast Ratio. Connectivity: HDMI 1.4b, DisplayPort 1.2a, Audio Out.
product name : LG UltraGear 32″ Shipping Dimensions (WxHxD) 31.2″ x 8.9″ x 21.9″ Shipping Weight 22.3 lbs With Stand (WxHxD) 28.1″ x 23.6″ x 11.5″ (UP) 28.1″ x 19.3″ x 11.5″(Down) With Stand Weight 15.9 lbs Without Stand (WxHxD) 28.1″ x 16.9″ x 2″ Without Stand Weight 10.6 lbs iNPUT/OUTPUT DisplayPort Yes HDMI Yes Headphone Out Yes USB Down-stream Yes USB Up-stream Yes PICTURE QUALITY Aspect Ratio 16:9 Brightness 280cd (Min)/350cd (Typ) Color Depth (Number of Colors) 107 Color Gamut (Typ.) DCI-P3 98% (CIE1976) Contrast Ratio 700:1 (Min.), 1000:1 (Typ.) Display Type IPS Pixel Pitch (mm) 0.2724 x 0.2724 mm Refresh Rate 165hz (o/c 180hz) Resolution 2560 x 1440 Response Time (GTG) 1ms (GtG at Faster) Screen Size 32″ Surface Treatment Anti-Glare Viewing Angle 178˚(R/L), 178˚(U/D) POWER DC Off (Max) <0.3W Input 100-240 Vac, 50/60 Hz LG UltraGear 32″ Power Consumption (Max.) 65 W Power Consumption (Typ.) 48 W Power Save/Sleep Mode (Max) Less than 0.5W Type Adapter SOUND Speaker Yes LG UltraGear 32″ SPECIAL FEATURES Adaptive Sync AMD FreeSync™ Premium Auto Input Switch Yes Black Stabilizer® Yes Color Calibrated Yes Crosshair® Yes LG UltraGear 32″ Dynamic Action Sync® Yes Flicker Safe Yes FPS Counter Yes FreeSync (Low Frame Compensation) Yes HDR (High Dynamic Range) Yes HDR Effect Yes Motion Blur Reduction Technology Yes Nano IPS™ Technology Yes NVIDIA G-Sync™ Yes OnScreen Control (OSC) Yes Overclock Yes LG UltraGear 32″Reader Mode Yes Smart Energy Saving Yes User Define Key Yes Wide Color Gamut Yes STAND Display Position Adjustments Height, Pivot, Tilt Wall mount size (mm) 100 x 100 mm Specifications: 32″ FHD (1920 x 1080) Display 165Hz Refresh Rate An ultra-fast speed of 165Hz allows gamers to see the next frame quickly and makes image to appear smoothly. The gamers can respond quickly to opponents and aim at target easily.
The BenQ GL2780 27″ 75Hz Monitor is a practical and affordable choice for everyday use and light gaming. It features a 27-inch Full HD screen that delivers sharp visuals and clear details for work or play. The monitor offers a 75Hz refresh rate and a fast 1ms response time for smooth motion and reduced blur. Its LED backlight provides good brightness, while the anti-glare screen helps reduce reflections in bright rooms. With BenQ Eye-Care technology, including Flicker-Free and Low Blue Light modes, your eyes stay comfortable longer. The Brightness Intelligence feature adjusts the screen brightness based on room lighting for better viewing. You can connect the monitor easily using HDMI, DisplayPort, VGA, or DVI-D inputs, giving flexibility with devices. It also includes built-in 2W speakers and a headphone jack for simple audio without needing extras. The stand allows tilt adjustment, so you can set the best viewing angle for your desk setup. It’s also VESA mount compatible, giving you the option to mount it on a wall or arm. The design is sleek and clean, fitting nicely in any home office, school, or entertainment space. With solid performance and user-friendly features, it’s a great option for students, professionals, and casual gamers. The BenQ GL2780 27″ 75Hz Monitor offers reliable performance, smooth visuals, and great eye comfort at a budget-friendly price. Specifications: Display : 27″ Resolution : FHD 1920 x 1080 Refresh Rate : 75Hz Response Time : 1ms Speaker : Integrated
In the world of monitors, the ViewSonic VA2223-H stands out as a reliable and clear solution, offering a perfect blend of visual excellence and simplicity for an enhanced viewing experience. Transitioning to its key features, the VA2223-H excels in providing clear and crisp visuals. This monitor is designed to deliver sharp and vibrant images, ensuring a visually engaging experience for work or entertainment. Moreover, this display impresses with its sleek and minimalistic design. The ViewSonic VA2223-H not only enhances the aesthetics of your workspace but also ensures straightforward setup, making it an ideal choice for users seeking simplicity. In addition to its functionality, the VA2223-H offers user-friendly controls and versatile connectivity options, ensuring a hassle-free experience. This monitor seamlessly adapts to various settings, providing flexibility for different viewing preferences. Furthermore, ViewSonic’s commitment to user satisfaction is evident in the VA2223-H’s energy-efficient design and eye-care technology. It’s a reliable companion for extended viewing periods without compromising on visual quality. In conclusion, the ViewSonic VA2223-H redefines clarity and simplicity, combining clear visuals, sleek design, and user-friendly features. Elevate your viewing experience effortlessly with the VA2223-H – your clear and straightforward solution for visual excellence! Specifications HDMI and VGA input 60Hz Refresh Rate Superior color rendering options Comfortable viewing Low energy consumption VESA mountable 1 Year Warranty
A versatile wireless 2D barcode scanner with desk stand—Beurotika BS104WS supports auto-scan, continuous, and manual modes, with up to 200 scans per second and a 2000mAh rechargeable battery for all-day use. The Beurotika BS104WS is a high-performance wireless 2.4GHz 2D barcode scanner designed for retail, warehouse, logistics, and office environments. It comes with a convenient desktop stand for hands-free operation and features a 32-bit high-speed processor for fast, accurate decoding of 1D and 2D barcodes—including QR Code, Data Matrix, PDF417, and more Three scanning modes: Auto-scan, continuous scan, and manual trigger—ideal for different workflow needs Scanning speed: Up to 200 scans per second for rapid data capture Wireless range: Reliable 2.4GHz connection (via USB dongle) for cord-free mobility Built-in battery: 3.7V 2000mAh lithium-ion battery offering up to 16 hours of continuous use Ergonomic handheld design with desk stand for flexible countertop or portable use Plug-and-play setup via USB receiver—no drivers required for most systems
The Logitech C270 is an affordable, plug-and-play HD webcam delivering 720p video and clear audio—perfect for video calls, remote learning, and everyday communication on Windows, macOS, and ChromeOS. Dual stereo microphones with noise reduction for clearer voice pickup Universal compatibility: Works seamlessly with Zoom, Microsoft Teams, Google Meet, Skype, and more Plug-and-play USB-A connection: No drivers needed—just connect and start your call Adjustable clip-on mount: Fits laptops, LCD monitors, or tripods (tripod not included) Compact, lightweight design with privacy-friendly lens cover (manual)
Apple 60W MagSafe Power Adapter (for MacBook and 13-inch MacBook Pro) The 60 Watt MagSafe Power Adapter features a magnetic DC connector that ensures your power cable will disconnect if it experiences undue strain and helps prevent fraying or weakening of the cables over time. In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection. When the connection is secure, an LED located at the head of the DC connector will light up; an amber light lets you know that your portable is charging, while a green light tells you that you have a full charge. An AC lead is provided with the adapter for maximum lead length, while the AC wall adapter (also provided) gives users an even easier and more compact way to travel. Designed to be the perfect travelling companion, the adapter has a clever design that allows the DC cable to be wound neatly around itself for easy cable storage. This power adapter recharges the lithium polymer battery while the system is off, on, or in sleep mode. It also powers the system if you choose to operate without a battery. Compatible with MacBook and 13-inch MacBook Pro. See this article for more details about choosing the right one. Knowing which specific Mac model you have is important. If you are running OS X Lion (10.7) or later, go to the “” menu at the top left of your screen, choose “About this Mac” then click the “More Info…” button. Your Mac model and generation will be displayed. If you are running an earlier version of OS X, you can enter your serial number here to find out which model you have.
MacBook Pro 15″ Top case A1990 2018 2019 MacBook Pro 15″ A1990 MacBookPro15,1 Mid 2018: MR932LL/A or MR962LL/A (2.2 GHz Core i7) MacBookPro15,1 Mid 2018: MR942LL/A or MR972LL/A (2.6 GHz Core i7) MacBookPro15,3 Mid 2018: BTO/CTO (2.6 GHz Core i7) MacBookPro15,3 Mid 2018: BTO/CTO (2.9 GHz Core i9)
GAMDIAS 7 Colour Backlit Gaming USB Mechanical Keyboard with 87 Keys, Blue Switches, Anti-ghosting, Multimedia Control Key with Metal Plate, Combo (Multicolour, Hermes E2) About this item Certified mechanical blue switches feature a 50 Million actuation lifecycle Neon Light Spectrum- 7 colors backlight Elegant metal plate mechanical keyboard for added durability N-key rollover Compact 87 Keys Keyboard : By using small tenkeyless keyboard can save the space, and also makes the keyboard and mouse to become closer, so you can maximize the comfort and accuracy of your operation
The NCTS HDMI 2.1 cable delivers ultra-high bandwidth 48Gbps with support for 8K@60Hz and 4K@120Hz, ensuring smooth, sharp, and lag-free performance. Available in 3 meters and 5 meters, it’s perfect for gaming consoles, TVs, monitors, and high-end home theater setups. The NCTS HDMI 2.1 Cable is built for next-generation video and gaming performance. With a high-speed 48Gbps bandwidth, it supports advanced resolutions like 8K at 60Hz and 4K at 120Hz, making it ideal for PlayStation 5, Xbox Series X, gaming PCs, 8K TVs, projectors, and home theater systems. Designed for stable signal transmission even at longer lengths (3M & 5M), it provides premium audio/video quality for professional and entertainment use. HDMI 2.1 Standard for next-gen video performance 48Gbps Ultra High Speed Bandwidth for smooth and stable output Supports 8K@60Hz & 4K@120Hz for ultra-clear and fluid visuals Ideal for PS5 / Xbox Series X / Gaming PC for high refresh rate gaming HDR Support for richer colors and better contrast (device dependent) eARC Support for high-quality audio transmission (device dependent) Durable Build Quality designed for long-term performance Available Lengths: 3M & 5M for flexible installation Perfect for next-gen consoles, gaming PCs, 8K TVs, 4K high refresh monitors, projectors, AV receivers, and soundbars. Ideal for users who want maximum performance for gaming, streaming, and home theater systems.
Are you in the market for a reliable monitor that won’t break the bank? Look no further than the ViewSonic VX2719-PC-MHD. In this comprehensive guide, we’ll delve into the key features and advantages of this budget-friendly monitor. The ViewSonic VX2719-PC-MHD offers a stunning 27-inch display, making it perfect for work or play. Its size allows you to enjoy a more immersive visual experience, whether you’re working on a project or streaming your favorite movies. One of the key benefits of this monitor is its Full HD resolution, which ensures that your content appears sharp and clear. Whether you’re editing photos, watching videos, or browsing the web, you’ll appreciate the vivid visuals this monitor delivers. Furthermore, the ViewSonic VX2719-PC-MHD boasts a rapid response time, reducing motion blur during fast-paced games or action-packed movie scenes. This makes it an ideal choice for both gamers and casual users. Connectivity is a breeze with this monitor, thanks to its HDMI and VGA inputs. You can effortlessly connect it to your computer, gaming console, or other devices without any hassle. In terms of setup, the ViewSonic VX2719-PC-MHD is designed with user-friendliness in mind. It comes with an easy-to-follow manual, and the on-screen menu is straightforward, allowing you to customize your display settings without any confusion. 3 years warranty MANUFACTURERS LINK YOU CAN ALSO CHECK HERE Specifications: 240Hz refresh rate for smooth gameplay 1ms (MPRT) response time for precision 1500R Curved screen for immersive visuals AMD FreeSync Premium prevents screen tearing Full HD resolution for rich detail VX2719-PC-MHD
A compact and reliable pre-owned Lenovo ThinkPad L390 with 13.3" display, 8th Gen Core i7, 8GB RAM, and 256GB SSD—ideal for mobile professionals and students who need performance and portability in a durable business laptop.
The ACER Nitro VG271ZEbmiipx 27″ Monitor delivers smooth and immersive visuals for gaming, work, and multimedia.It features a 27-inch Full HD display with crisp details and vibrant colors. Moreover, its high refresh rate ensures fluid motion during fast-paced games and videos. This monitor uses an IPS panel for wide viewing angles and consistent color across the screen. Additionally, the fast response time reduces blur and ghosting during competitive gaming. The anti-glare coating minimizes reflections in bright environments. HDMI and DisplayPort inputs allow easy connection to gaming PCs and consoles. Furthermore, tilt adjustment helps you find a comfortable viewing angle during long sessions. Low blue light and flicker-free technologies reduce eye strain during extended use. This display is ideal for gamers, students, and home users alike. Therefore, it supports competitive gaming, streaming, and everyday computing. Finally, it combines sharp visuals, smooth performance, and comfort features for daily use. Specifications: Screen Size: 27″ Full HD IPS panel Refresh Rate: High (typically 240Hz for this model) Response Time: Fast for competitive gaming Ports: HDMI + DisplayPort Features: Anti-glare, low blue light, flicker-free eye-care
AOC 27G4H 27-inch 200Hz gaming monitor delivers ultra-fast performance for competitive gaming. It focuses on very high refresh rate, low response time, and smooth motion clarity for esports players. Additionally, it features a 27-inch Fast IPS panel with Full HD resolution (1920 × 1080). This panel provides accurate colors and wide viewing angles, so it ensures consistent visuals during gameplay. Moreover, it supports a 200Hz refresh rate with 0.3ms MPRT response time and 1ms GtG. As a result, it delivers extremely smooth motion and reduces blur in fast-paced scenes. The monitor includes Adaptive Sync technology. Therefore, it synchronizes the display with the GPU to reduce tearing and stuttering for fluid gameplay. In addition, it supports HDR10. This improves contrast and enhances visual depth, so games appear more realistic and immersive. Furthermore, it includes gaming features such as low input lag mode, custom crosshair, and preset game modes. These features help improve reaction time and aiming precision. The design also offers ergonomic adjustments with height, tilt, swivel, and pivot support. It includes HDMI 2.0 and DisplayPort 1.4 connectivity for modern gaming setups. AOC 27G4H 27-inch 200Hz gaming monitor provides high-speed performance, precise responsiveness, and advanced gaming features for competitive and serious gamers. Specifications: 27-inch Fast IPS panel with Full HD 1920 × 1080 resolution 200Hz refresh rate for ultra-smooth competitive gaming 0.3ms MPRT and 1ms GtG response time Adaptive Sync for tear-free and stable visuals HDR10 with low input lag and gaming modes
Arabic Language Ultra Thin Silicone Keyboard Cover for 2021 2020 MacBook Air 13 Inch A2179 and A2337 Apple M1 Chip (US Layout) with Touch ID Keyboard Accessories Protective Skin (Black) Color Black-Arabic Compatible Devices 2021 2020 MacBook Air 13.3-Inch with Apple M1 Chip (model: A2337), 2020 MacBook Air 13.3-Inch (model: A2179)2021 2020 MacBook Air 13.3-Inch with Apple M1 Chip (model: A2337), 2020 MacBook Air 13.3-Inch (model: A2179) Material Silicone Special Feature Waterproof, Dust Proof About this item [√] COMPATIBLE WITH: ONLY U.S keyboard layout–MacBook Air 13″ with Touch ID Early 2020 (model: A2179) and 2021 2020 MacBook Air 13″ with Apple M1 Chip (model: A2337). [√] MORE PROTECTION for KEYBOARD: waterproof, dust-proof and dirt-proof design can prevent liquid, dust, cigarette ash, biscuit crumbs falling onto your keyboard to affect your keyboard’s life. [√] ACCURATE KEYS: every key is specially molded, manufactured to the quality available. Flexible, this cover is easy to apply and remove for cleaning or disinfecting. [√] 0.25 MM THICKNESS: ultra thin silicone keyboard cover skin, made it easier for typing. Soft keyboard protector can weaken the sound in typing. About this item [√] COMPATIBLE WITH: ONLY U.S keyboard layout–MacBook Air 13″ with Touch ID Early 2020 (model: A2179) and 2021 2020 MacBook Air 13″ with Apple M1 Chip (model: A2337). [√] MORE PROTECTION for KEYBOARD: waterproof, dust-proof and dirt-proof design can prevent liquid, dust, cigarette ash, biscuit crumbs falling onto your keyboard to affect your keyboard’s life. [√] ACCURATE KEYS: every key is specially molded, manufactured to the quality available. Flexible, this cover is easy to apply and remove for cleaning or disinfecting. [√] 0.25 MM THICKNESS: ultra thin silicone keyboard cover skin, made it easier for typing. Soft keyboard protector can weaken the sound in typing.
The ViewSonic 23″ 60Hz Monitor is perfect for work, gaming, and entertainment. With its clear and vibrant display, you can enjoy all your favorite activities with stunning visuals. This monitor features a Full HD resolution of 1920×1080 pixels, ensuring sharp and detailed images. Whether you’re editing photos, watching movies, or browsing the web, the ViewSonic 23″ 60Hz Monitor delivers an impressive visual experience. With a 60Hz refresh rate, the ViewSonic 23″ Monitor provides smooth and fluid motion. This makes it ideal for gaming and fast-paced videos, reducing blur and ensuring you don’t miss any action. The ViewSonic 23″ 60Hz Monitor has a slim and sleek design that fits perfectly on any desk. Its narrow bezel adds to its modern look and allows for a more immersive viewing experience. Featuring multiple connectivity options, including HDMI and VGA ports, the ViewSonic 23″ 60Hz Monitor is compatible with a variety of devices. This makes it easy to connect your computer, gaming console, or other multimedia devices. Designed with user comfort in mind, the ViewSonic 23″ 60Hz Monitor includes a flicker-free display and blue light filter. These features help reduce eye strain during extended use, allowing you to work or play for longer periods comfortably. In conclusion, the ViewSonic 23″ 60Hz Monitor offers excellent performance, vibrant visuals, and user-friendly features. Upgrade to this monitor today and enjoy a superior viewing experience for all your needs. Specifications: Display : 23″ IPS Resolution : FHD 1920 x 1080 Refresh Rate : 60Hz Response Rate : 6ms GTG
The Samsung Essential 24″ 75Hz Curved Monitor offers an immersive viewing experience for work, entertainment, or gaming. Its sleek design fits perfectly in any setup, adding style and functionality. This 24-inch curved monitor enhances your focus by wrapping the screen around your field of view. The curvature minimizes distractions, creating a more immersive and comfortable viewing experience. Whether you’re watching movies or multitasking, the curved design makes a difference. With a 75Hz refresh rate, this monitor ensures smooth visuals and reduced screen tearing. This feature is perfect for casual gamers and those who enjoy seamless video playback. The monitor’s Full HD resolution delivers crisp and vivid details, making everything look sharp and vibrant. The Samsung Essential 24″ 75Hz Curved Monitor comes equipped with Eye Saver Mode and Flicker-Free technology. These features reduce eye strain during extended use, helping you stay productive for longer. Whether you’re working or binge-watching, your eyes will thank you. Connectivity is simple with HDMI and VGA ports, allowing easy setup with various devices. Its compact stand provides stability and saves desk space, keeping your workstation tidy and organized. This monitor’s modern design and slim bezels make it a stylish addition to any desk. It’s lightweight and easy to adjust, offering flexibility for home or office use. Upgrade your visual experience today with the Samsung Essential 24″ 75Hz Curved Monitor. It’s an affordable and reliable choice for everyday use. Specifications: Display : 24″ VA Resolution : FHD (1920×1080) Curvature : 1800R Refresh Rate : 75Hz Response Rate : 4ms GTG
The BYL-2207 2-in-1 LAN adapter provides fast and stable wired internet through a Gigabit Ethernet port using either USB-C or USB 3.0. Perfect for laptops, MacBooks, and PCs without an Ethernet port, it ensures smooth streaming, online meetings, and reliable network performance. The BYL-2207 2-in-1 Type-C / USB 3.0 to Gigabit LAN Adapter is designed for users who need a reliable wired connection on modern laptops and devices. It supports both USB-C and USB 3.0, making it compatible with a wide range of systems including MacBooks, ultrabooks, and desktops. With Gigabit Ethernet speed, it provides faster and more stable internet compared to Wi-Fi, making it ideal for work, gaming, and streaming. 2-in-1 Connector (USB-C + USB 3.0) for wide compatibility Gigabit Ethernet Port (RJ45) for fast and stable wired internet High-Speed Performance supports up to 1000Mbps network speed Plug & Play installation on most systems Compact & Portable Design easy to carry anywhere Ideal for Work & Streaming improves stability for meetings and downloads Reliable Connection reduces lag compared to Wi-Fi Ideal for MacBooks, laptops, ultrabooks, desktops, and tablets that need a stable wired internet connection. Perfect for online meetings, remote work, gaming, IPTV, streaming, and downloading.
Genuine-spec touchpad flex cable for MacBook Pro 13″ with Touch Bar (Model A1708, 2016–2017)—restores full Force Touch functionality, haptic feedback, and precise multi-touch gesture control during trackpad repair or replacement. Compatible With: MacBook Pro 13″ (2016) – Model A1708 (Model Identifier: MacBookPro13,1) MacBook Pro 13″ (2017) – Model A1708 (Model Identifier: MacBookPro14,1) (Both years share the same internal trackpad assembly and flex cable.) MacBook Pro 13″ (2016) – Model A1708 (Model Identifier: MacBookPro13,1) MacBook Pro 13″ (2017) – Model A1708 (Model Identifier: MacBookPro14,1) (Both years share the same internal trackpad assembly and flex cable.) 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.
