Professional battery testing flex cable for MacBook Pro 15″ (Model A1990, 2018–2019)—used by technicians to bypass a faulty battery or diagnose power-on issues without permanent battery removal. Enables safe logic board testing and troubleshooting. This is not a replacement battery cable—it’s a diagnostic tool used in repair workflows. It mimics the battery’s presence by providing the necessary SMBus signal and power-enable lines to the logic board, allowing the MacBook to: Power on without a battery installed Test logic board functionality independently Diagnose whether a no-power issue is caused by the battery or logic board MacBook Pro 15″ (2018–2019) Model: A1990 Model Identifiers: MacBookPro15,2 Chip: Intel Core i7/i9 Model: A1990 Model Identifiers: MacBookPro15,2 Chip: Intel Core i7/i9 ⚠️ Not compatible with A1707 (2016–2017), A2159 (16″), or any M1/M2 models. Simulates battery presence via correct SMBus resistance and ID signals Includes power-enable circuitry matching Apple’s safety protocol Pre-terminated with OEM-style connector for A1990 logic board Allows safe bench testing of logic boards during repair Diagnosing “no power, no fan spin, no display” issues Verifying if a logic board powers on without risking a shorted battery Testing after liquid damage or DC-in board replacement Avoiding unnecessary battery replacements during diagnostics Not for permanent installation—intended for temporary diagnostic use only Does not charge or store power—requires connected USB-C power adapter to operate Must be used with a known-good power adapter (87W recommended) Not a consumer part—designed for professional repair shops and technicians
Philips 346B1C 34-inch curved ultrawide monitor delivers wide workspace and efficient multitasking for professional use. It focuses on UltraWide clarity, USB-C docking, and ergonomic comfort for daily productivity. Additionally, it features a 34-inch VA panel with UltraWide QHD resolution (3440 × 1440). This resolution provides more horizontal space, so it improves multitasking and side-by-side workflows. Moreover, it uses a 1500R curved design. As a result, it creates a more immersive viewing experience and keeps content within a natural field of view. The monitor supports up to a 100Hz refresh rate with 4ms response time. Therefore, it delivers smooth visuals for office work, media, and light gaming. In addition, it includes USB-C docking with power delivery up to 90W. This allows video, data, and charging through a single cable, so it simplifies desk setup. Furthermore, it features Adaptive Sync, MultiView (PIP/PBP), and built-in Ethernet. These features improve workflow flexibility and connectivity across multiple devices. It also includes Flicker-Free and LowBlue Mode. So it helps reduce eye strain during long working sessions. Philips 346B1C 34-inch curved ultrawide monitor provides a large immersive display, strong connectivity, and productivity-focused features for modern work environments. Specifications: 34-inch VA panel with 3440 × 1440 UltraWide QHD resolution 100Hz refresh rate with 4ms response time 1500R curved design for immersive viewing USB-C docking with up to 90W power delivery MultiView, Adaptive Sync, and built-in Ethernet connectivity
The MSI MAG 274UPF E2 27″ 160Hz Gaming Monitor delivers an exceptional gaming experience. With a 4K UHD resolution, it offers stunning visuals and sharp details for immersive gameplay. The 160Hz refresh rate ensures smooth and fluid motion, making it perfect for fast-paced games. Equipped with a rapid 1ms response time, the MSI 274UPF E2 minimizes motion blur and ghosting. This feature provides a competitive edge in gaming, ensuring quick reactions and precise accuracy. Whether you’re playing FPS, racing, or RPG games, this monitor delivers outstanding performance. The monitor supports HDR technology, enhancing colors and contrast for a lifelike viewing experience. Dark areas become deeper, and bright areas become more vivid. This makes it ideal for both gaming and content creation. With IPS technology, the MSI MAG 274UPF E2 27″ 160Hz Gaming Monitor offers wide viewing angles and accurate colors. Whether you’re sitting directly in front or off to the side, the colors remain consistent and vibrant. Connectivity is easy with multiple ports, including HDMI, DisplayPort, and USB-C. You can connect your PC, gaming console, or other devices effortlessly. The ergonomic design allows you to adjust the height, tilt, and swivel for maximum comfort. The MSI 274UPF E2 also includes features like anti-flicker and low blue light technology. These features reduce eye strain, allowing for extended gaming sessions without discomfort. Upgrade your gaming setup today with the MSI MAG 274UPF E2 27″ 160Hz Gaming Monitor and enjoy next-level performance and visuals. Specifications: Display : 27″ Rapid IPS Resolution : 3840×2160 (UHD) Refresh Rate : 160Hz Response Rate :0.5ms
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
AOC 25G40E 24.5-inch 180Hz gaming monitor delivers fast and smooth performance for competitive gaming. It focuses on high refresh rate speed, sharp clarity, and low response time for responsive gameplay. Additionally, it features a 24.5-inch Fast IPS panel with Full HD resolution (1920 × 1080). This panel provides clear visuals and wide viewing angles, so it improves accuracy and consistency during gaming and daily use. Moreover, it supports a 180Hz refresh rate with 0.5ms MPRT and 1ms GtG response time. As a result, it delivers extremely smooth motion and reduces blur in fast-paced gameplay. The monitor includes Adaptive-Sync technology. Therefore, it helps eliminate screen tearing and stuttering for stable and fluid performance. In addition, it offers HDR10 support and high color coverage. This improves contrast and makes visuals more vivid during supported games and media. Furthermore, it includes gaming tools such as crosshair overlays, FPS/RTS modes, and low input lag features. These tools help improve precision and reaction speed in competitive gameplay. AOC 25G40E 24.5-inch 180Hz gaming monitor provides fast response, smooth visuals, and essential esports features for competitive and casual gamers. Check out other option here! Specifications: 24.5-inch Fast IPS panel with Full HD 1920 × 1080 resolution 180Hz refresh rate for ultra-smooth gameplay 0.5ms MPRT and 1ms GtG response time for fast action Adaptive Sync for tear-free and stable visuals HDR10 support with vibrant color performance
90W AC Charger Fit for Acer Aspire Z 24 Z24-890 Z24-880-UR13 Z22-780 Z24-890-UR11 Z24-890-UA91 Z24-890-UR13 Z24-890-UR16 Aspire 7 A715-76-765N A715-76-73L8 Laptop Adapter Power Supply Cord
7CJRC Laptop Battery for Dell Latitude 7470 7270 E7270 E7470 Series 21X15 021X15 KNM09 0KNM09 TX283 0TX283 451-BBSW 451-BBWR 11.4V 42Wh 3-Cell About this item Battery type: Li-ion; Voltage: 11.4V; Capacity: 42Wh; Cells: 3-cell Compatible Models: Fit for Dell Latitude 7470 7270 E7470 E7270 Series Replace Part Numbers: 7CJRC KNM09 0KNM09 21X15 021X15 TX283 0TX283 451-BBSW 451-BBWR V6VMN 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. The actual operation time will depend on how much electricity is required by the device and how you use it
The Lenovo Legion R24e is a 23.8-inch Full HD gaming monitor designed for smooth competitive gameplay and responsive visual performance. It uses an IPS panel with a high refresh rate for improved motion clarity and wide viewing angles. Additionally, its slim NearEdgeless design fits modern gaming and workstation setups. This monitor delivers a 1920 × 1080 resolution with up to 180Hz refresh rate support. Moreover, it features a 0.5ms MPRT response time to reduce motion blur during fast-paced gaming sessions. The Lenovo Legion R24e also supports AMD FreeSync technology for smoother gameplay with reduced screen tearing. The IPS panel provides 99% sRGB color coverage and wide 178-degree viewing angles for accurate and consistent image quality. Therefore, the monitor works well for gaming, streaming, and everyday multimedia tasks. It also includes anti-glare screen treatment for improved viewing comfort. The Lenovo Legion R24e includes HDMI 2.1 TMDS and DisplayPort 1.4 connectivity for gaming PCs and consoles. Additionally, the ergonomic stand supports tilt, swivel, pivot, and height adjustment for flexible positioning. VESA mount compatibility also allows wall or monitor arm installation. Community feedback highlights the monitor’s strong color quality, smooth refresh rate performance, and good value for competitive gaming setups. Specifications: 23.8-inch Full HD IPS gaming display 180Hz refresh rate for smooth gameplay 0.5ms MPRT response time for reduced blur AMD FreeSync support for tear-free visuals Ergonomic stand with height, tilt, swivel, and pivot adjustment
The ViewSonic VG1655 16″ Portable Monitor is a game-changer for those who need a secondary screen on the go. Whether you’re a digital nomad, a student, or a professional, this portable monitor enhances your productivity and entertainment experience. Firstly this 16″ portable monitor features a Full HD 1080p resolution, delivering sharp and vibrant visuals. From editing documents to watching videos, every detail is clear and crisp on the ViewSonic VG1655. Furthermore designed for portability, the ViewSonic VG1655 is lightweight and slim. It easily fits into your bag, making it an ideal travel companion. Set up is a breeze with the built-in kickstand, allowing you to adjust the screen to your preferred angle. The ViewSonic VG1655 offers versatile connectivity options. With USB-C and Mini HDMI ports, you can connect your laptop, smartphone, or gaming console. This ensures compatibility with a wide range of devices, making it a versatile addition to your tech arsenal. For those who work on the go, the ViewSonic VG1655 features a blue light filter and flicker-free technology. These features help reduce eye strain, allowing you to work comfortably for longer periods. In addition to its impressive display and portability, the ViewSonic VG1655 also boasts robust build quality. The durable design ensures that this portable monitor can withstand the rigors of travel and daily use. In conclusion, the ViewSonic VG1655 16″ Portable Monitor combines portability, high-quality visuals, and versatile connectivity for an unmatched on-the-go experience. Upgrade to the ViewSonic VG1655 today and take your productivity and entertainment to the next level. Specifications: Display : 16″ IPS Resolution : FHS 1920×1080 Refresh Rate : 60Hz Response Rate : 6.5ms Interface : USB-C
The MSI G32C4X 32″ Monitor delivers ultra-smooth and immersive visuals for gaming and entertainment.It features a 32-inch Full HD curved display that enhances immersion and provides a wide field of view. Moreover, its 250Hz refresh rate ensures extremely smooth motion during fast-paced games. This monitor uses a VA panel for strong contrast and deep colors. Additionally, the fast response time reduces blur and ghosting for competitive gaming. The anti-glare screen helps minimize reflections in bright rooms. HDMI and DisplayPort inputs allow easy connection to gaming PCs and consoles. Furthermore, the curved design and tilt adjustment help you maintain 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, esports enthusiasts, and home users alike. Therefore, it supports competitive gaming, streaming, and everyday computing. Finally, it combines fast performance, immersive visuals, and comfort features for daily use. Specifications: Display : 31.5″ VA Resolution : 1920 x 1080 (FHD) Refresh Rate : 250Hz Response Rate : 1ms Curvature : 1500R
MIC K9 WIRELESS ( LIGHTNING ) FOR IPHONE BLACK MICROPHONE MIC K9 WIRELESS ( LIGHTNING ) FOR IPHONE BLACK MICROPHONE 20M Connection distance for 360° RADIO Wireless lavalier microphone use 2.4G connection, which is more stable than the Bluetooth microphone, and the transmission distance can reach 65 feet without wires. Built-in omnidirectional condenser microphone, can capture sound in all directions, 360° wide-range recording, no dead ends, and avoid missing recording. Automatic Synchronization of Noise Reduction Mini lapel mic has advanced intelligent noise reduction technology and windshield, which can filter out most of the external noise and wind noise, and clearly present the recording content. It can synchronize the background music and human voice of the mobile phone in real time, reduce video post-processing, and provide professional full-band audio. 10H Working Time The wireless lavalier microphone has a built-in rechargeable battery, which can provide more than 10hours of battery life after about 2 hours of charging. The ultra-low delay of 0.015S ensures the synchronization of audio and video, bringing a better experience to your game live broadcast, and staying away from the trouble of delay.
The MSI MAG 255XFV 25″ FHD 250Hz Gaming Monitor is built for fast-paced competitive gaming. It features a 24.5-inch Full HD (1920×1080) Rapid VA panel with a 250Hz overclocked refresh rate for ultra-smooth motion. Additionally, it delivers a 0.5ms (GtG) response time, reducing motion blur in fast scenes. The monitor also uses Adaptive-Sync technology to reduce screen tearing and stuttering during gameplay. Therefore, the MSI MAG 255XFV 25″ FHD 250Hz Gaming Monitor is designed for responsiveness, speed, and smooth visual performance in competitive titles. Moreover, it includes MSI gaming features such as AI Vision, Less Blue Light, and Anti-Flicker technology for improved viewing comfort. Specifications: 24.5-inch Full HD (1920×1080) Rapid VA panel 250Hz (OC) refresh rate for ultra-smooth gameplay 0.5ms (GtG) fast response time for reduced blur Adaptive-Sync technology for tear-free visuals MSI AI Vision, Anti-Flicker, and Less Blue Light support
A rugged and versatile pre-owned Lenovo ThinkPad T460 with 14" touchscreen, 6th Gen Core i5, 8GB RAM, and 256GB SSD—ideal for professionals who need durability, touch functionality, and reliable business performance.
The AOC 24″ 180Hz Gaming Monitor is a top choice for gamers who want smooth, responsive gameplay. With its impressive 180Hz refresh rate, this monitor ensures that every action on screen is fluid and lag-free. Whether you’re playing fast-paced shooters or racing games, the high refresh rate provides an edge over competitors. Firstly this 24-inch monitor offers Full HD resolution, delivering sharp and clear images. The vibrant colors and crisp details make every game come to life. With its slim bezels, the screen offers an immersive experience, allowing you to focus fully on the action. Furthermore the AOC 24″ Gaming Monitor is equipped with AMD FreeSync technology. This reduces screen tearing and stuttering, resulting in smoother gameplay. It also features a fast response time, ensuring that every movement you make is reflected instantly on screen. Setting up the AOC 24″ 180Hz Gaming Monitor is simple. It supports both HDMI and DisplayPort connections, giving you flexibility in how you connect your gaming PC or console. The ergonomic stand allows you to adjust the height, tilt, and swivel to find the perfect viewing angle. This gaming monitor is built with durability in mind. It is designed to withstand long gaming sessions, offering comfort and stability throughout. The sleek design also complements any gaming setup, adding a modern touch to your desk. Upgrade your gaming experience with the AOC 24″ 180Hz Gaming Monitor. Its high refresh rate, fast response time, and vivid display make it an ideal choice for serious gamers. Specifications: Display : 23.8″ VA Resolution : 1920×1080 Refresh Rate : 180Hz Response Rate : 1ms
WiWU Hali Vertical Layer Bag — stylish and protective carrying case for laptops and tablets.• Available in 11” & 14” sizes • Water-resistant fabric • Shockproof designMultiple Compartments | Sleek & Lightweight The WiWU Hali Vertical Layer Bag combines modern design with excellent protection for your laptop or tablet. Built from durable, water-resistant materials, it features multiple compartments for organized storage and a slim profile for easy portability. Key Features Available Sizes: 11-inch and 14-inch models High-quality water-resistant fabric for reliable protection Shock-absorbing padding to keep devices safe from bumps and drops Multiple storage layers for accessories such as chargers, cables, and notebooks Soft interior lining to prevent scratches on your device Durable zippers and reinforced stitching for long-lasting use Comfortable top handle and slim vertical design for easy carrying Perfect for travel, school, or office use Specifications Feature Detail Brand WiWU Model Hali Vertical Layer Bag Sizes 11” / 14” Material Water-resistant Oxford fabric Color Options Grey / Black (varies by stock) Design Vertical multi-layer with zip closure Compatibility Fits laptops or tablets up to respective size The WiWU Hali Vertical Layer Bag combines modern design with excellent protection for your laptop or tablet. Built from durable, water-resistant materials, it features multiple compartments for organized storage and a slim profile for easy portability. Available Sizes: 11-inch and 14-inch models High-quality water-resistant fabric for reliable protection Shock-absorbing padding to keep devices safe from bumps and drops Multiple storage layers for accessories such as chargers, cables, and notebooks Soft interior lining to prevent scratches on your device Durable zippers and reinforced stitching for long-lasting use Comfortable top handle and slim vertical design for easy carrying Perfect for travel, school, or office use
GOYIY Storm Outdoor Fan Camping Fan, Blowing 30 Feet (10 Meters) Far Big Cold Wind, Powered By 20000mAh Battery With Hook, LED Lantern For Night Light, Phone Charger About this item 【Whisper-Quiet Operation】The GOYIY cordless rechargeable fan make you experience tranquility with ultra-low noise levels, measuring below 15dB on its lowest setting, ensuring a peaceful environment conducive to relaxation or sleep. 【Turbocharged Cooling Technology】Utilizing advanced turbo compression technology, this storm fan delivers a powerful breeze even from a distance of up to 10 meters, with four adjustable speeds to suit your preferences. 【 High-Capacity Battery】Equipped with a 20000mAh large-capacity battery, this outdoor fan not only keeps you cool for extended periods but also serves as a portable power bank, capable of charging your phone or other devices on the go. 【Versatile Hanging / Standing Design/Remote Control 】Featuring a convenient hook design and 90˚ adjustable angle, this camp fan offers dual functionality, allowing you to hang it wherever needed. Additionally, its stable base ensures steady placement on any surface. Enjoy the convenience of controlling the fan from a distance with the included remote! 【Night Light Mode and Auto Shutdown Timer】Enhance your environment with the night light mode; this turbo fan offers two adjustable brightness levels. The lowest setting provides over 100 hours of illumination, perfect for creating a cozy atmosphere during nighttime activities. With the built-in timer feature, you can set the fan to automatically shut down after a specified period, providing convenience and energy savings. 【Durable ABS Construction】Crafted from premium ABS material, this fan is durable, shock-resistant, and life waterproof to withstand daily use, making it suitable for various indoor and outdoor settings.
The Darkflash G27SE 27″ 75Hz FHD Monitor delivers stunning visuals and smooth performance. Whether gaming or working, this monitor enhances your experience with vibrant colors and sharp details. Featuring a 27-inch Full HD display, the Darkflash G27SE provides ample screen space for multitasking. Enjoy immersive viewing with a resolution of 1920×1080, perfect for watching videos or browsing the web. With a refresh rate of 75Hz, this monitor offers smooth and fluid visuals, reducing motion blur during fast-paced scenes. Gamers will appreciate the responsive performance that keeps up with intense action. The Darkflash G27SE monitor is designed with an ultra-thin bezel, providing a sleek and modern look. This design maximizes your viewing area and is perfect for multi-monitor setups, giving you a seamless visual experience. Equipped with multiple connectivity options, including HDMI and VGA ports, the Darkflash G27SE ensures compatibility with various devices. Easily connect your computer, gaming console, or other peripherals without any hassle. The monitor features adjustable settings, allowing you to customize the display to your preference. Adjust the brightness, contrast, and color settings for the best viewing experience, tailored to your needs. With built-in eye-care technology, the Darkflash G27SE reduces eye strain during prolonged use. Enjoy a more comfortable viewing experience with features like blue light reduction and flicker-free technology. In conclusion, the Darkflash G27SE 27″ 75Hz FHD Monitor offers exceptional clarity and performance for both work and play. Upgrade to this monitor today and enjoy vibrant visuals and smooth operation. Specifications: Display : 27″ FHD IPS Refresh Rate : 75Hz
Razer DeathAdder Essential – Ergonomic wired gaming mouse with 6,400 DPI sensor and 5 programmable buttons.Trusted for its comfort, precision, and durable build—perfect for casual and competitive gaming. Model: Razer DeathAdder Essential (Black) Sensor Type: Optical DPI: Up to 6,400 DPI (adjustable) Buttons: 5 independently programmable Hyperesponse buttons Switches: Razer Mechanical Switches rated for up to 10 million clicks Tracking Speed: Up to 220 inches per second (IPS) Acceleration: 30G Design: Ergonomic right-handed design Grip Style: Palm grip (with textured side grips) Lighting: Single-color green backlight (Razer logo) Polling Rate: 1000 Hz Cable: Standard USB wired, 1.8 meters (rubber cable) Compatibility: Windows 7, 8, 10, 11 (Razer Synapse support) Weight: Approx. 96g (excluding cable) Software Support: Razer Synapse (for customization & macros)
The Samsung Odyssey G30D 27″ FHD 180Hz Gaming Monitor delivers smooth, fast visuals for games and everyday use. Its Full HD (1920×1080) resolution shows clear detail in games, videos, and work. The 27-inch screen gives you a large viewing area for wide action and immersive gameplay. This helps you see more and stay focused. Moreover, the Samsung Odyssey G30D 27″ FHD 180Hz Gaming Monitor features a high 180 Hz refresh rate. This high refresh rate makes motion fluid and clean on screen. Fast games and action scenes appear more detailed and responsive. In addition, the monitor offers a rapid 1 ms (MPRT) response time. This helps reduce ghosting and keeps fast visual shifts clear. Controls and movement feel precise and snappy. This enhances gameplay performance in fast shooters or racing games. Furthermore, the Samsung Odyssey G30D 27″ FHD 180Hz Gaming Monitor uses a VA panel with strong contrast (3000:1) and decent brightness (250 cd/m²). This delivers deeper blacks and vivid colors, improving visual quality for games and movies. It also covers around 95% sRGB for solid color representation. Also, the monitor supports adaptive sync with AMD FreeSync to reduce screen tearing and stutter when paired with compatible graphics cards. A slim 3-sided borderless design gives a clean modern look, and the ergonomic stand allows height, tilt, and swivel adjustments for comfortable use. Overall, the Samsung Odyssey G30D 27″ FHD 180Hz Gaming Monitor offers strong value by combining speed, clarity, and comfort. It suits gamers and everyday users who want smooth gameplay, responsive controls, and a clear large display. It is a solid choice for fast-paced games, casual gaming, and general computer use. Specifications: Display : 27″ VA Resolution : FHD (1920 x 1080) Refresh Rate : 180Hz Response Time : 1ms
LG 35 inch Curved UltraWide QHD Monitor 35WN65C-B is built for multitasking, productivity, and immersive viewing. It features a 35-inch curved VA display with UltraWide QHD resolution for a wider workspace. Additionally, it supports HDR10 and sRGB 99% color coverage. Therefore, it works well for office tasks, content creation, and entertainment use. The LG 35 inch Curved UltraWide QHD Monitor 35WN65C-B delivers 3440 x 1440 resolution with a 100Hz refresh rate and 5ms response time. Moreover, it includes AMD FreeSync support for smoother visuals during fast-moving content. The monitor provides USB Type-C, two HDMI ports, one DisplayPort, and headphone out for flexible connectivity. In addition, the stand supports height and tilt adjustment for better comfort during long sessions. Furthermore, the curved screen improves immersion while the UltraWide format helps users manage multiple windows at once. As a result, it improves workflow and viewing comfort in both work and entertainment setups. It also supports VESA wall mounting for flexible desk arrangement. Specifications: 35-inch curved VA UltraWide QHD display 3440 x 1440 resolution with 100Hz refresh rate HDR10 support with sRGB 99% color coverage USB Type-C, HDMI, and DisplayPort connectivity Height and tilt adjustable stand
