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.
AOC 27G40E 27-inch 180Hz gaming monitor delivers smooth performance for fast-paced gaming with responsive visuals and modern display features. It is designed for users who want fluid gameplay and reliable everyday performance. Additionally, it features a 27-inch Fast IPS panel. This panel provides wide viewing angles and consistent color accuracy, so it improves both gaming and general use. Moreover, the monitor supports a 180Hz refresh rate with 0.5ms MPRT response time. As a result, it delivers smoother motion and reduces blur during competitive gameplay. The display offers Full HD resolution (1920 × 1080). Therefore, it allows higher frame rates and stable performance, especially in esports titles. In addition, it includes Adaptive Sync and G-SYNC compatibility. This reduces screen tearing and stuttering, so gameplay stays smooth and responsive. Furthermore, it supports HDR10 and gaming features such as Shadow Control and low input lag mode. These features improve visibility and responsiveness during gameplay. The monitor also includes HDMI and DisplayPort connectivity with a slim gaming design. It supports easy setup for PCs and consoles. AOC 27G40E 27-inch 180Hz gaming monitor provides fast refresh performance, responsive gameplay, and essential features for competitive and casual gamers. Specifications: 27-inch Fast IPS panel with wide viewing angles 180Hz refresh rate for ultra-smooth gameplay 0.5ms MPRT response time for reduced motion blur Adaptive Sync and G-SYNC compatible support Full HD 1920 × 1080 resolution for high FPS gaming
OEM-quality trackpad replacement (without flex cable) for MacBook Air 13″ (Model A1932, 2018–2019) in Gold finish—engineered for precise Force Touch response, smooth multi-touch gestures, and perfect color-matched integration with the original chassis. Compatible With: MacBook Air 13-inch (2018 & 2019, Model A1932, Model Identifiers MacBookAir8,1) with Intel Core i5/i7 processors. Part Type: Trackpad only—does not include the flex cable, Taptic Engine, or mounting hardware. Designed for technicians who will reuse the original internal components. Finish: Gold—specifically matched to the Gold variant of the A1932 MacBook Air for seamless aesthetic continuity. Force Touch Support: Fully compatible with pressure-sensitive input and haptic feedback when paired with the original Taptic Engine and logic board—ensuring full macOS gesture functionality (e.g., Force Click, Look Up, pressure-sensitive navigation). Precision Build: Smooth glass surface with exact curvature, texture, and micro-click mechanism matching Apple’s original design for consistent tracking accuracy and tactile feel. Installation Requirements: Requires full bottom case disassembly and careful transfer of the original flex cable and Taptic Engine. Adhesive must be applied precisely to maintain structural integrity and sensor alignment. Recommended for professional or experienced repair technicians only.
The Samsung 85″ QN85F Neo QLED 4K Smart TV QA85QN85FAUXTW delivers a premium large-screen viewing experience with advanced Neo QLED technology. It produces bright images, strong contrast, and rich colors, so movies, sports, and games look sharp and immersive on the massive 85-inch display. Neo QLED technology uses Quantum Mini LEDs to control brightness more precisely. As a result, the TV delivers better contrast and clearer details in both dark and bright scenes. This helps improve overall picture depth and realism across all types of content. Samsung enhances performance with an AI-powered processor that improves picture quality in real time. It analyzes scenes and adjusts brightness, sharpness, and color automatically. Therefore, the Samsung 85 QN85F Neo QLED 4K Smart TV QA85QN85FAUXTW always shows optimized visuals without manual adjustments. In addition, AI upscaling improves lower-resolution content closer to 4K quality. HDR support expands brightness and color range, making visuals more dynamic and lifelike. Fast motion also appears smoother, which improves sports and action viewing. The Smart TV platform provides access to streaming apps, games, and smart home controls. It runs smoothly and responds quickly when switching between apps. In addition, the slim design with narrow bezels gives the Samsung 85 QN85F Neo QLED 4K Smart TV QA85QN85FAUXTW a modern and premium appearance. Overall, this Samsung Neo QLED TV combines bright performance, AI optimization, and smart features for a powerful home entertainment experience. Specifications: Neo QLED technology delivers bright and detailed picture quality 85-inch 4K display provides immersive large-screen viewing experience AI processor enhances picture quality in real time HDR improves contrast, brightness, and color depth Smart TV platform supports apps, streaming, and smart features
Apple MacBook Pro 16" A2141 2019 Logic Board i7 2.6GHz 16GB 512GB 4GB VGA Apple MacBook Pro 16″ A2141 2019 Logic Board i7 2.6GHz 16GB 512GB 4GB VGA Intel 2.6 GHz Six Core i7-9th gen 16 GB RAM 512 GB SSD AMD RADEON PRO 5300M 4GB Intel UHD Graphics 630 Intel 2.6 GHz Six Core i7-9th gen 16 GB RAM 512 GB SSD AMD RADEON PRO 5300M 4GB Intel UHD Graphics 630
LG 22U401A-B is a 22-inch Full HD monitor designed for daily work, entertainment, and casual gaming. Additionally, it features a Full HD resolution that delivers clear images and sharp text for everyday use. Moreover, the monitor supports a 100Hz refresh rate with AMD FreeSync compatibility. Therefore, it provides smoother motion and reduced screen tearing during gaming and video playback. In addition, the display supports HDR10 and sRGB 99% color coverage. As a result, users can enjoy more vivid colors and improved visual detail across multimedia content. Furthermore, LG includes gaming and comfort features such as Black Stabilizer, Dynamic Action Sync, Reader Mode, and Flicker Safe technology. Likewise, the ergonomic stand supports tilt adjustment for more comfortable viewing angles. The monitor also includes HDMI and D-Sub connectivity for flexible device support. Additionally, its slim design helps maintain a clean and organized desk setup. Finally, LG 22U401A-B combines smooth 100Hz performance, Full HD clarity, and practical gaming features in a compact 22-inch monitor for home and office use. Manufacturer link Specifications: 22-inch Full HD display 100Hz refresh rate support AMD FreeSync gaming technology HDR10 and sRGB 99% color support Tilt-adjustable ergonomic stand
The AOC 24″ 100Hz Monitor offers a seamless and smooth viewing experience for all your needs. Whether you’re gaming, working, or enjoying multimedia, this monitor delivers crisp visuals and smooth performance. With a 100Hz refresh rate, the AOC 24″ Monitor ensures fluid motion and reduces screen tearing. This makes it an excellent choice for gamers who demand fast response times and smooth action. The 24-inch display offers Full HD resolution, providing vibrant colors and sharp details. From watching movies to editing documents, the AOC 24″ Monitor delivers high-quality visuals for every task. Designed with user comfort in mind, the AOC Monitor comes with flicker-free technology and a low blue light mode. This helps reduce eye strain during extended use, ensuring a comfortable viewing experience. The slim, modern design of the AOC 24″ Monitor makes it a stylish addition to any workspace or gaming setup. Its compact size fits easily on most desks, while still offering an immersive viewing experience. The AOC Monitor also includes multiple connectivity options, such as HDMI and VGA ports. This allows easy connection to a wide range of devices, including PCs, gaming consoles, and more. In conclusion, the AOC 24″ 100Hz Monitor combines a fast refresh rate, stunning visuals, and user-friendly design. Whether for gaming, work, or entertainment, this monitor provides the quality and performance you need for everyday tasks. Specifications: Display : 24″ V A Resolution : 1920 × 1080 (FHD) Refresh Rate : 100Hz Response Rate : 1ms
The HUAWEI IdeaHub S2-65 Interactive Display is a 65-inch smart collaboration screen designed for modern meetings and hybrid work. It combines a 4K UHD touchscreen with integrated conferencing tools. Additionally, it supports smooth writing, video meetings, and wireless collaboration in one device. Moreover, it delivers ultra-clear 4K resolution for sharp visuals and accurate detail. Therefore, presentations, documents, and video content appear clear and easy to read. Furthermore, it includes a built-in AI camera and advanced audio system. So, it improves remote meetings with clear voice pickup and intelligent framing of speakers. In addition, it supports wireless projection from laptops and mobile devices. Therefore, users can share content quickly without extra cables. It also includes a digital whiteboard for real-time collaboration. Also, the device runs on Huawei’s smart collaboration platform, which supports cloud meetings and multi-user interaction. Overall, the Huawei IdeaHub S2-65 delivers an all-in-one interactive display solution with strong collaboration tools, clear visuals, and smooth meeting performance for modern workplaces. Specifications: 65-inch 4K UHD interactive touchscreen Built-in AI camera for smart meeting tracking Integrated microphone and speaker system Wireless screen sharing support Digital whiteboard for collaboration
The Samsung 55″ OLED 4K S85F Vision AI Smart TV QA55S85FAEXTW delivers a premium home entertainment experience built on advanced OLED technology. It produces deep blacks, rich colors, and strong contrast, so movies, sports, and games look more realistic and immersive on the 55-inch screen. OLED technology controls each pixel individually, so every detail appears with high precision. This improves dark scenes by keeping blacks deep and detailed, while bright areas stay clean and accurate. As a result, the picture remains balanced in both bright and dark environments. Samsung Vision AI improves picture and sound in real time. It analyzes each scene and adjusts brightness, color, and sharpness automatically. Therefore, the Samsung 55 OLED S85F Vision AI Smart TV QA55S85FAEXTW always delivers optimized visuals without manual settings. In addition, AI upscaling improves lower-resolution content closer to 4K quality for better clarity and detail. HDR expands contrast and color depth, making visuals more lifelike and dynamic. Fast motion also appears smoother and clearer, which improves sports and action viewing. The Smart TV system gives access to streaming apps, games, and smart home features. It runs smoothly and is easy to navigate. In addition, the slim design with thin bezels gives the Samsung 55 OLED S85F Vision AI Smart TV QA55S85FAEXTW a modern and premium look. Overall, this Samsung OLED TV combines strong picture quality, AI optimization, and smart connectivity for a high-end viewing experience. Specifications: OLED display delivers deep blacks and strong contrast 55-inch 4K screen provides immersive viewing experience Vision AI optimizes picture and sound automatically HDR improves brightness, contrast, and color depth Smart TV system supports apps, streaming, and smart features
The Lenovo ThinkVision T24-4v 23.8″ FHD IPS Monitor 64B6MAT1EU is a professional-grade display designed for productivity, video conferencing, and office workflows. It delivers a Full HD resolution with an IPS panel for wide viewing angles and consistent image quality. Additionally, its ergonomic stand supports height, tilt, swivel, and pivot adjustments for comfortable long-term use. This monitor features a 1920 × 1080 resolution with a 23.8-inch screen size. Moreover, it supports up to 120Hz refresh rate and a fast response time for smooth visual performance in everyday tasks. It also provides 99% sRGB color coverage for accurate and consistent colors. The ThinkVision T24-4v includes a full connectivity set with HDMI 1.4, DisplayPort 1.2, VGA, and a USB hub. Therefore, it supports modern and legacy devices in office environments. It also integrates USB-C and USB-A ports for flexible peripheral connections depending on configuration. It is equipped with built-in conferencing features including an integrated webcam, microphone, and speakers in supported configurations. Additionally, it supports low blue light technology and TÜV-certified eye comfort features for reduced eye strain during long work sessions. The Lenovo ThinkVision T24-4v 23.8″ FHD IPS Monitor 64B6MAT1EU is designed for professional users who need reliability, ergonomic flexibility, and consistent visual performance in daily productivity environments. Specifications: 23.8-inch Full HD (1920 × 1080) IPS display Up to 120Hz refresh rate for smooth visuals 99% sRGB color gamut for accurate color reproduction HDMI, DisplayPort, VGA, and USB hub connectivity Fully ergonomic stand with height, tilt, swivel, and pivot adjustment
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).
The Lenovo Legion 27‑10 27″ Gaming Monitor delivers smooth competitive gaming and crisp visuals in a versatile display. First, it features a 27″ Full HD (1920×1080) IPS panel that offers sharp detail and balanced color for all your content. In addition, the ultra‑fast 240 Hz refresh rate and 0.5 ms response deliver fluid gameplay and reduce motion blur in fast‑paced titles. Adaptive sync compatibility helps reduce tearing, so your experience stays uninterrupted. Moreover, the brightness and HDR10 support keep images vibrant and engaging in varied lighting conditions. Furthermore, the ergonomic stand adjusts for tilt, height, swivel, and pivot, so you can find a comfortable setup for long sessions. In addition, the slim bezels and sleek black design add a modern look to any desk. Finally, multiple HDMI 2.1 and DisplayPort 1.4 inputs ensure easy connection to PCs and consoles. With the Lenovo Legion 27‑10, you get a gamer‑ready monitor that blends high refresh performance, clarity, and ergonomic flexibility at an accessible level. Specifications: 27″ Full HD (1920×1080) IPS display for sharp, balanced visuals Ultra‑fast 240 Hz refresh rate and 0.5 ms response for fluid gaming Adaptive sync support reduces tearing and stutter Adjustable ergonomic stand with tilt, swivel, height, and pivot Multiple HDMI 2.1 and DisplayPort 1.4 inputs for versatile connectivity
The Royal Kludge RK61 is an ultra-compact 60% mechanical gaming keyboard featuring brilliant RGB backlighting and smooth, linear RK Red switches. Equipped with versatile triple-mode connectivity (Bluetooth, 2.4GHz wireless, and USB-C wired), it offers maximum flexibility and a clean, cable-free desktop layout optimized for both competitive gaming and office productivity. ✅ Full Specifications: Model: Royal Kludge RK61 (61 Keys) — Black Edition Interface / Connection: Triple Mode Connection (3C): Wireless 2.4GHz (via included USB dongle) Bluetooth 5.1 (Pairs with up to 3 devices simultaneously) Wired USB Type-C (Detachable cable included) Interface / Connection: Triple Mode Connection (3C): Wireless 2.4GHz (via included USB dongle) Bluetooth 5.1 (Pairs with up to 3 devices simultaneously) Wired USB Type-C (Detachable cable included) Switch Type: RK Red Mechanical Switches (Linear feel, smooth and quiet keystrokes, ideal for fast-paced gaming and quiet office typing) Hot-Swappable PCB: Yes (Supports easy replacement of 3-pin or 5-pin switches without soldering) Layout: Compact 60% Minimalism Layout, 61 Keys (US QWERTY / Arabic-English dual print variants supported) Backlighting: Full dynamic RGB Backlight with 18 customizable lighting modes, 8 monochrome modes, and adjustable brightness/speed Material & Build: Durable ABS polymer housing with high-quality ergonomically curved keycaps to reduce hand fatigue Design & Form Factor: Compact, space-saving design with a built-in 8° ergonomic typing angle for optimal comfort Battery Capacity: 1450mAh rechargeable battery built-in (Up to 13 hours of continuous use with backlighting active, high standby efficiency) Compatibility: Windows, macOS, Android, iOS, Linux, and major gaming consoles Dimensions: Approx. 289 x 103 x 39 mm (11.4 x 4 x 1.6 inches) Weight: Approx. 0.50 kg (1.1 lbs)
The LG 32G810SA-W 32″ UHD 4K IPS Smart 144Hz Monitor delivers premium performance for gaming, streaming, and productivity. Its large 32-inch IPS display provides sharp 4K UHD visuals and vibrant color accuracy for immersive viewing. Moreover, the fast 144Hz refresh rate ensures smooth motion during competitive gaming and high-action scenes. This monitor also includes smart features that allow access to streaming apps and entertainment without needing a PC. Additionally, the IPS panel offers wide viewing angles, making it suitable for shared viewing and creative work. The modern white design adds a clean and stylish look to gaming or professional setups. Connectivity options allow easy connection to consoles, PCs, and multimedia devices. Furthermore, ergonomic adjustments help maintain comfortable viewing positions during long sessions. Therefore, this monitor suits gamers, content creators, and home users seeking performance and flexibility. Finally, it combines smart functionality, high refresh rate, and stunning 4K clarity for versatile daily use. Specifications: 32-inch UHD 4K IPS smart gaming monitor 144Hz refresh rate for smooth gameplay Built-in smart features for streaming access Wide viewing angles and vivid colors Modern design with versatile connectivity
OEM-quality trackpad replacement (without flex cable) for MacBook Pro 13″ (Models A2251 and A2289, 2020) in Silver finish—engineered for precise Force Touch response, smooth multi-touch gestures, and seamless integration with the original chassis. Compatible With: MacBook Pro 13″ (2020, Two Thunderbolt Ports) – Model A2251 (Intel Core i5/i7) MacBook Pro 13″ (2020, Four Thunderbolt Ports) – Model A2289 (Intel Core i5/i7) (Note: Both models share the same trackpad assembly despite port differences.) MacBook Pro 13″ (2020, Two Thunderbolt Ports) – Model A2251 (Intel Core i5/i7) MacBook Pro 13″ (2020, Four Thunderbolt Ports) – Model A2289 (Intel Core i5/i7) (Note: Both models share the same trackpad assembly despite port differences.) Part Type: Trackpad only—does not include the flex cable, Taptic Engine, or mounting hardware. Designed for technicians who will reuse the original internal components. Finish: Silver—matches the Silver MacBook Pro 13″ top and bottom case for perfect aesthetic continuity. Force Touch Support: Fully compatible with pressure-sensitive input and haptic feedback when paired with the original Taptic Engine and logic board—ensuring full macOS gesture functionality (e.g., Force Click, Lookup, Pressure-sensitive drawing). Precision Build: Features the same glass surface texture, curvature, and micro-click mechanism as Apple’s original—delivering consistent tracking accuracy and tactile feel. Installation Requirements: Requires full bottom case disassembly and careful transfer of the original flex cable and Taptic Engine. Adhesive must be applied precisely to maintain structural rigidity and sensor alignment. Recommended for certified or experienced repair technicians only.
The Horion Interactive Flat Panel 65″ transforms any space into a dynamic and interactive environment. Whether in classrooms or conference rooms, it enhances collaboration and productivity. Featuring a stunning 65-inch 4K UHD display, the Horion Interactive Flat Panel delivers crystal-clear visuals and vibrant colors. This ensures every detail is visible, making presentations and lessons more engaging. The Interactive Flat Panel comes with advanced touch technology, allowing multiple users to interact with the screen simultaneously. This fosters teamwork and encourages active participation. With built-in annotation tools, the Interactive Flat Panel 65″ makes it easy to highlight key points and add notes during presentations. These tools are intuitive and user-friendly, making it accessible for everyone. Connectivity is seamless with the Interactive Flat Panel. It offers multiple ports, including HDMI, USB, and wireless options, ensuring compatibility with various devices. This flexibility makes it easy to integrate into your existing setup. The Interactive Flat Panel 65″ is designed for ease of use. Its user-friendly interface and responsive touch screen make it simple to navigate and control. Whether you’re a teacher or a business professional, you’ll find it easy to use. In addition, the Interactive Flat Panel includes powerful built-in speakers, delivering clear and immersive audio. This enhances the overall experience, making it ideal for multimedia presentations. In conclusion, the Horion Interactive Flat Panel 65″ combines stunning visuals, interactive features, and ease of use for a superior collaborative experience. Upgrade your space with the Interactive Flat Panel and boost engagement and productivity today. Specifications: Display : 65″ Resolution : 4K (3840×2160) Refresh Rate : 60Hz CPU : Octacore Ram : 8GB Memory : 128GB GPU : Mali G52-MP8 OS : Android 13.0 Sensor : Infrared, NFC, Light Sensor
GSAN GS-3021 POS All in One Touch 15.6" - Intel i5 - 8GB - 128GB SSD with Customer Display Main Board: POS motherboard CPU: I5-3RD GEN Memory: DDR3 8GB Hard Disk: 128GB Power: External power supply Input: 110V-240V 50/63Hz 2A Output: 12V DC 8A 96W MAX Interface: 6 USB port 1 LAN port
AOC 27G50Z 27-inch 260Hz gaming monitor delivers ultra-fast performance for competitive esports gaming. It focuses on extreme refresh rate, ultra-low response time, and precise motion clarity for high-level gameplay. Additionally, it features a 27-inch Fast IPS panel with Full HD resolution (1920 × 1080). This panel provides sharp visuals and accurate colors, so it ensures consistent performance during intense gaming sessions. Moreover, it supports up to a 260Hz refresh rate (overclocked, 240Hz native). As a result, it delivers extremely smooth motion and maximizes high FPS gameplay performance. The monitor includes 1ms GtG and 0.3ms MPRT response time. Therefore, it reduces motion blur and ghosting for clearer fast-action visuals. In addition, it supports Adaptive Sync technology and low input lag mode. This reduces screen tearing and ensures precise, responsive gameplay. Furthermore, it supports HDR10 and gaming features like Shadow Control and Game Mode presets. These features improve contrast, visibility, and in-game performance tuning. The monitor also includes HDMI 2.0 and DisplayPort 1.4 connectivity with a frameless esports design. It supports modern gaming setups with clean and simple installation. AOC 27G50Z 27-inch 260Hz gaming monitor provides top-tier speed, ultra-smooth visuals, and competitive features for serious gamers. Specifications: 27-inch Fast IPS panel with Full HD 1920 × 1080 resolution 260Hz refresh rate (240Hz native, overclocked) 0.3ms MPRT and 1ms GtG response time Adaptive Sync with low input lag mode HDR10 with gaming presets and image controls
The Alienware AW2724HF 27″ 360Hz Gaming Monitor is built for serious gamers who want speed and clarity. It features a 27-inch Full HD Fast IPS display with sharp visuals and wide viewing angles. With a 360Hz refresh rate via DisplayPort and up to 255Hz through HDMI, the monitor delivers smooth motion in fast-paced games. A 0.5ms response time reduces blur, making every action look sharp and clear. The monitor supports AMD FreeSync Premium and VESA Adaptive-Sync, helping eliminate screen tearing for smoother gameplay. It also covers 99% of the sRGB color range and supports HDR10, offering rich and vibrant visuals. It comes with plenty of ports, including two DisplayPort 1.4, one HDMI 1.4, four USB 3.2 Gen 1 ports, and one USB upstream. This gives you flexible options to connect accessories and gaming gear. The stand is fully adjustable with options to tilt, swivel, pivot, and adjust height for better comfort. It also supports VESA mounting, allowing you to set it up the way you want. The design features thin bezels, making it great for multi-monitor setups. It also includes game-enhancing tools like crosshair overlays and display modes to give players an edge. Overall, the Alienware AW2724HF combines high refresh rates, fast response, and rich visuals in a sleek and adjustable design, perfect for competitive and casual gamers alike. Specifications: Display : 27″ Fast IPS Resolution : 1920×1080 FHD Refresh Rate : 360Hz Response Time : 0.5ms
