The Lenovo Legion Pro 32UD-10 69D0GACBEU is a premium 31.5-inch UHD gaming monitor built for high-end gaming and content creation. It uses a QD-OLED panel with 4K resolution, ultra-fast response time, and advanced HDR support. Additionally, it combines esports-level speed with strong color accuracy and deep contrast. This monitor delivers a 3840 × 2160 UHD resolution with a 240Hz refresh rate for smooth gameplay and detailed visuals. Moreover, it features an extremely fast 0.03ms GtG response time that reduces motion blur during competitive gaming sessions. The Lenovo Legion Pro 32UD-10 also supports AMD FreeSync Premium Pro and VESA Adaptive Sync for tear-free gaming performance. The QD-OLED panel provides 99% sRGB and 99% DCI-P3 color coverage with True 10-bit color depth. Therefore, the monitor delivers rich colors, deep blacks, and strong HDR performance for gaming, streaming, and creative workloads. It also supports DisplayHDR True Black 400 and Dolby Vision technologies for enhanced contrast and brightness handling. The Lenovo Legion Pro 32UD-10 includes HDMI 2.1, DisplayPort 1.4, USB-C, and USB hub connectivity for gaming PCs, consoles, and accessories. Additionally, the ergonomic stand supports height, tilt, swivel, and pivot adjustments for flexible positioning. VESA mount support also allows wall or monitor arm installation. Community feedback highlights the monitor’s excellent image quality, fast OLED response performance, and strong HDR gaming experience. However, some users discussed HDR brightness behavior and Dolby Vision driver quirks in early usage reports. Specifications: 31.5-inch 4K UHD QD-OLED gaming display 240Hz refresh rate for ultra-smooth gameplay 0.03ms GtG response time for minimal motion blur DisplayHDR True Black 400 and Dolby Vision support HDMI 2.1, DisplayPort 1.4, USB-C, and USB hub connectivity
Philips 271V8LA/71 27-inch Full HD monitor delivers reliable everyday performance for work, study, and light entertainment. It focuses on clear visuals, comfortable viewing, and stable refresh rate for daily use. Additionally, it features a 27-inch VA panel with Full HD resolution (1920 × 1080). This panel provides strong contrast and wide viewing angles, so it improves readability and general image clarity. Moreover, it supports a 75Hz refresh rate with Adaptive Sync. As a result, it delivers smoother motion and reduces screen tearing during video playback and casual gaming. The monitor includes a 4ms response time (GtG). Therefore, it keeps motion reasonably smooth for office tasks, browsing, and multimedia use. In addition, it offers Flicker-Free technology and LowBlue Mode. So it helps reduce eye strain during long working or study sessions. Furthermore, it supports HDMI and VGA connectivity. This ensures compatibility with both modern and older devices, making setup flexible and simple. Philips 271V8LA/71 27-inch Full HD monitor provides a practical balance of clarity, comfort, and smooth everyday performance for home and office use. manufacturer link Specifications: 27-inch VA panel with Full HD 1920 × 1080 resolution 75Hz refresh rate for smoother visuals Adaptive Sync for reduced tearing and stuttering 4ms GtG response time for stable motion Flicker-Free and LowBlue Mode for eye comfort
CI03 CI03XL Battery for HP ProBook 640 G2 645 G2 650 G2 655 G2, ProBook 640 G3 645 G3 650 G3 655 G3 Laptop, P/N: HSTNN-UB6Q HSTNN-LB6T HSTNN-PB6K 801554-001 About this item 【BATTERY SPECIFICATIONS】 Type: Li-ion ‖ Capacity: 48Wh ‖ Voltage: 11.4V ‖ Model: CI03XL 【COMPATIBLE LAPTOP MODEL】For ProBook 640 G2, ProBook 640 G3, ProBook 645 G2, ProBook 645 G3, ProBook 650 G2, ProBook 650 G3, ProBook 655 G2, ProBook 655 G3 Notebook. 【PART NUMBER】CI03, CI03XL, C103XL, CIO3XL, CI03048XL, CIO3, HSTNN-UB6Q, HSTNN-LB6T, HSTNN-PB6K, HSTNN-UB6Q, HSTNN-DB7N, HSTNN-I66C-4, HSTNN-I66C-5U, HSTNN-I66C-5H, HSTNN-I67C-4, HSTNN-I67C-5, 801517-221, 801517-222, 801517-231, 801517-232, 801517-241, 801517-242, 801517-421, 801517-422,801517-541, 801517-831, 801554-001. 【MULTIPLE PRETCTION】 Don’t fall into buying cheap and unsafe batteries. All our batteries are certified by CE, and FCC for safety. Bulit-in circuit protection ensures both safety and stability.
BenQ Board Essential Series 65 inch RE6504FV is designed for classrooms, meeting rooms, and interactive collaboration. It features a 65-inch 4K UHD IPS display with precision IR touch technology for smooth writing and presentations. Additionally, it supports up to 40 touch points. Therefore, it helps teams and teachers work together more efficiently. The BenQ RE6504FV delivers 3840 × 2160 resolution with 450 nits brightness and anti-glare coating for clear viewing in bright rooms. Moreover, it uses 9H tempered glass for better durability and safer daily use. It also includes low blue light and flicker-free technology to reduce eye strain. In addition, it runs on Android 14 with 8GB memory and 128GB storage depending on region for smooth system performance. Furthermore, it provides 3 HDMI 2.0 ports, DisplayPort, USB-A, USB-C with 65W PD, and USB-B for flexible connectivity. As a result, users can connect laptops, cameras, and classroom devices easily. It also includes an 8-microphone array, built-in camera, and 2 × 20W speakers for daily educational and business use. Specifications: 65-inch 4K UHD (3840 × 2160) IPS display Precision IR touch with up to 40 touch points Android 14 with 8GB RAM and 128GB storage 450 nits brightness with anti-glare 9H tempered glass USB-C 65W PD, 8-mic array, camera, and dual 20W speakers
A4Tech Wireless Keyboard & Mouse Combo USB | 3000N
WiWU Minimalist Laptop Bag Pro – Premium water-resistant case with faux-fur padded laptop sleeve and organizer pocket.Perfect blend of style, comfort, and full device protection in both 14″ and 15.6″ sizes. Model: Minimalist Laptop Bag Pro Material: Durable water-resistant polyester Laptop Sizes: Two versions available — fits up to 14″ or 15.6″ laptops Protection: Faux-fur lined padded compartment with corner protection and shock absorption Compartments: Main padded laptop compartment Front organizer section for cables, phone, mouse, and documents Compartments: Main padded laptop compartment Front organizer section for cables, phone, mouse, and documents Carry Options: Retractable waterproof TPU handle Adjustable shoulder strap Luggage strap on the back for trolley use Carry Options: Retractable waterproof TPU handle Adjustable shoulder strap Luggage strap on the back for trolley use Hardware: Heavy-duty zippers (YKK), soft internal lining Weight: Approx. 703 g (14″), 884 g (15.6″) Dimensions: 14″: 36 × 25.5 × 8.5 cm 15.6″: 42.5 × 30 × 10 cm Dimensions: 14″: 36 × 25.5 × 8.5 cm 15.6″: 42.5 × 30 × 10 cm Colors: Black, Gray Usage: Ideal for daily commuting, business, university, or travel
HP Smart Tank 581 All-in-One – A wireless ink tank printer with copy, scan, and high-volume print capabilities.Ideal for home or small offices with ultra-low-cost ink and seamless mobile connectivity.
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
New A1932 A2179 A2337 DC in Power Jack Connector for Macbook Air 13" Type-C USB-C Power 821-01658-A 2018 2019 2020 Year New A1932 A2179 A2337 DC in Power Jack Connector for Macbook Air 13″ Type-C USB-C Power 821-01658-A 2018 2019 2020 Year About this item New A1932 A2179 A2337 DC Jack Power DC-in Board for MacBook Retina 13″ DC Power Jack Board We have good after-sales services. We share the latest information on laptop spare parts in the Chinese market with all our customers. This is NOT an easy job for someone with no technical skills in Disassembling or Assembling a laptop, So only purchase this item if you know how to install it. Each DC Board is tested before shipping and working.
WiWU Durable USB C to Type C PD 60W Fast Charging Cable for Mobile Phone Laptop Tablet
Used, original 35 W USB-C charger for Mac — reliable Apple power adapter (dual USB-C) for charging your Mac and other devices. This is an authentic Apple 35 W USB-C power adapter (dual-port) — used but tested. It’s built to charge MacBooks, iPhones, iPads, and other USB-C devices. Though lower wattage than larger Mac adapters, it works well for light use or supplemental charging. Features & Behavior Dual USB-C ports: can charge two devices simultaneously Intelligent power distribution: if both ports are used, the output splits evenly (~17.5 W each) USB Power Delivery support across standard profiles (5V, 9V, 15V, 20V) Accepts input 100-240V AC, so usable worldwide (with correct plug) Compact form factor in one variant, or standard “duckhead” plug style in another Specifications Strengths & Limitations Pros Authentic Apple unit — safer and more reliable than generic chargers Dual ports give flexibility — charge phone + Mac concurrently Portable and suitable for travel (universal voltage) Cons 35 W is low for MacBook Pro under load — might not maintain charging during heavy use When both ports used, power is halved (~17.5 W each) Used condition may include wear, scuffs, or reduced efficiency
The MSI MAG 274QPF X30MV 27″ Gaming Monitor delivers sharp 2K visuals with a 300Hz refresh rate. It ensures ultra-smooth gameplay for competitive gaming. Its IPS panel provides vivid colors and wide viewing angles. This guarantees consistent image quality from multiple positions. The monitor supports Adaptive Sync to reduce screen tearing and stuttering. It enhances fluidity during fast-paced gaming sessions. It also includes ergonomic adjustments for tilt, swivel, and height. Cable management features help maintain a clean and organized setup. With low blue light and anti-flicker technology, it reduces eye strain during long sessions. The MSI MAG 274QPF X30MV 27″ Gaming Monitor is ideal for users seeking high refresh rate, sharp resolution, and fluid performance. Specifications: 27″ 2K IPS panel with vivid colors and wide viewing angles 300Hz refresh rate for ultra-smooth gameplay Adaptive Sync to reduce screen tearing and stuttering Ergonomic adjustments for tilt, swivel, and height Low blue light and anti-flicker technology for eye comfort
ViewSonic VG2440V 24” Monitor BUILT FOR VIDEO CONFERENCING An integrated Full HD webcam, microphone and speakers deliver clear communication and video conferencing whether your team is across the country or across the globe. ADJUSTABILITY AND PRIVACY The camera features +/- 5-degree tilt so you can find the perfect angle for your videos. When you don’t want to be on camera, a physical shutter slides over the camera lens to ensure your privacy. ViewSonic VG2440V 24” Monitor FULL HD 1080P RESOLUTION This monitor features Full HD 1920×1080 resolution for unbelievable pixel-by-pixel image performance. You’ll experience the most amazing clarity and detail whether it be while working, gaming, or enjoying the latest in multimedia entertainment. Display Monitor ERGONOMIC DESIGN With advanced ergonomic features, ViewSonic monitors are designed to provide a greater range of adjustment for increased productivity and comfort. Users can reduce eyestrain and physical fatigue by adjusting the monitor via swivel, tilt, and height adjust options. ViewSonic VG2440V 24” Monitor Full Specifications : DISPLAY SIZE (IN.) 24” Monitor PANEL TYPE IPS RESOLUTION 1920 x 1080 STATIC CONTRAST RATIO 1,000:1 DISPLAY DISPLAY SIZE (IN.) 24 VIEWABLE AREA (IN.) 23.8 PANEL TYPE IPS RESOLUTION 1920 x 1080 RESOLUTION TYPE Full HD (1920×1080) STATIC CONTRAST RATIO 1,000:1 DYNAMIC CONTRAST RATIO 50,000,000:1 LIGHT SOURCE LED BRIGHTNESS 250 cd/m2 COLORS 16.7M COLOR SPACE SUPPORT 8 bits ASPECT RATIO 16:9 RESPONSE TIME (TYPICAL GTG) 5ms VIEWING ANGLES 178º horizontal, 178º vertical PANEL SURFACE Anti-glare, Hard coating (3H) COMPATIBILITY PC RESOLUTION (MAX) 1920×1080 MAC® RESOLUTION (MAX) 1920×1080 CONNECTOR USB TYPE A 3 USB TYPE B 1 3.5MM AUDIO IN 1 3.5MM AUDIO OUT 1 VGA 1 HDMI 1.4 IN 1 DISPLAYPORT 1 AUDIO INTERNAL SPEAKERS 2W (x2) POWER ECO MODE (CONSERVE) 10.3W ECO MODE (OPTIMIZED) 11.7W CONSUMPTION (TYPICAL) 13.7W CONSUMPTION (MAX) 16.5W VOLTAGE AC 100-240V (universal), 50-60Hz STAND-BY 0.5W POWER SUPPLY Internal ADDITIONAL HARDWARE KENSINGTON LOCK SLOT 1 WEBCAM 2MP OPERATING CONDITIONS ViewSonic VG2440V 24” Monitor TEMPERATURE 32-104º F (0 – 40º C) HUMIDITY (NON-CONDENSING) 20-90% VIDEO SIGNAL ViewSonic VG2440V 24” Monitor FREQUENCY HORIZONTAL 15 ~ 90 KHz FREQUENCY VERTICAL 49 ~ 75 Hz VIDEO INPUT DIGITAL SYNC TMDS for HDMI (v1.4), PCI-E for DisplayPort ERGONOMICS ViewSonic VG2440V 24” Monitor HEIGHT ADJUST 130 mm / 5.1 in SWIVEL 60º PIVOT (RIGHT/LEFT) 90º / 90º TILT (FORWARD/BACK) 5º / 40º WEIGHT (IMPERIAL) NET (LBS) 13.3 NET WITHOUT STAND (LBS) 7.9 GROSS (LBS) 19.2 WEIGHT (METRIC) NET (KG) 6.0 NET WITHOUT STAND (KG) 3.6 GROSS (KG) 8.7 DISPLAY DIMENSIONS (IMPERIAL) (WXHXD) PACKAGING (IN.) 24.0 x 15.9 x 8.3 PHYSICAL (IN.) 21.6 x 16.0~21.1 x 8.1 PHYSICAL WITHOUT STAND (IN.) 21.6 x 13.8 x 2.0 DISPLAY DIMENSIONS (METRIC) (WXHXD) PACKAGING (MM) 609.0 x 405.0 x 210.0 PHYSICAL (MM) 549.0 x 407.0~537.0 x 206.0 ViewSonic VG2440V 24” Monitor PHYSICAL WITHOUT STAND (MM) 549.0 x 352.0 x 50.0 GENERAL ViewSonic VG2440V 24” Monitor REGULATIONS cTUVus, FCC-B, ICES003, Energy Star Certified, EPEAT Certified, MX-CoC, Mexico Energy PACKAGE CONTENTS VG2440V, Power Cable, HDMI Cable, USB Type B Uplink Cable, 3.5mm Audio Cable, Quick Start Guide RECYCLE/DISPOSAL Please dispose of in accordance with local, state or federal laws. Specifications: Specifications : Refresh Rate 75 Brand ViewSonic Screen Size 24 Inches Hardware Interface VGA, DisplayPort, HDMI, USB 3.2 Gen 1 Connectivity Technology VGA, USB, DisplayPort, HDMI 3 Years Warranty manufacturer link
Original 13.3-inch Retina LCD display (Space Gray) for MacBook Air A2337 (2020), pulled from a working unit. OEM part, ready to replace cracked or faulty screens with perfect fit and optics. This is a genuine Apple Retina display assembly removed from a working MacBook Air (model A2337, 2020). It’s ideal for repairing a damaged or nonfunctional screen on a matching model, delivering original visuals without resorting to aftermarket knockoffs. Key Features & Functionality True OEM Retina panel with factory calibration Integrated display glass, backlight, and flex cable Designed for model A2337 (Late 2020, M1) iFixit+1 Space Gray finish to match original chassis Tested: Display, backlight, no dead pixels (unless noted) Drop-in replacement requiring alignment and cable reconnection Specifications Important Notes & Considerations Must use exact model A2337 — other models are incompatible Slight blemishes or dust might exist due to being a used part Handle with care: screen glass is fragile Professional installation recommended if you’re not experienced
The Samsung 65″ The Frame Pro 4K Samsung Vision AI Smart TV QA65LS03FWUXTW uses a 65-inch LCD panel with 3840 × 2160 4K resolution. It is designed for standard TV viewing and wall-mounted display use in living spaces. Samsung uses Vision AI and picture processing to adjust image settings in real time. As a result, brightness, contrast, and color adjust based on the scene and content type. In addition, the system supports 4K upscaling to improve lower-resolution content clarity. The display supports HDR formats for compatible content. This improves contrast between bright and dark areas. Also, motion processing reduces blur in fast scenes such as sports and action content. The TV runs Samsung Tizen OS. Therefore, users access streaming apps, SmartThings integration, and smart features through a unified interface. It also supports Wi-Fi and Bluetooth for wireless devices. Connectivity includes HDMI ports, USB ports, Ethernet LAN, and optical audio output. It supports external devices such as gaming consoles and sound systems. This model uses The Frame design concept, which allows the display to function as both a TV and a digital art screen when not in use. Specifications: 65-inch 4K UHD LCD panel with 3840 × 2160 resolution Vision AI image processing with real-time adjustments HDR support for compatible content Tizen OS smart platform with streaming apps HDMI, USB, Wi-Fi, Bluetooth, Ethernet connectivity
Philips 241V8W/89 23.8-inch IPS Full HD monitor delivers clear visuals and reliable everyday performance. It focuses on wide viewing angles, smooth motion, and eye comfort for home and office use. Additionally, it features a 23.8-inch IPS panel with Full HD resolution (1920 × 1080). This provides sharp detail and consistent colors, so it improves viewing quality from different angles. Moreover, it supports a 75Hz refresh rate with Adaptive Sync. As a result, it delivers smoother motion and reduces screen tearing during video playback and casual use. The monitor includes a 4ms response time (GtG). Therefore, it handles everyday tasks smoothly with reduced motion blur. In addition, it uses an anti-glare coating with LowBlue Mode and Flicker-Free technology. So it reduces eye strain during long working sessions. Furthermore, it offers HDMI and VGA connectivity. This ensures compatibility with modern and older devices for flexible setups. Philips 241V8W/89 23.8-inch IPS monitor provides a balanced mix of clarity, comfort, and smooth performance for daily use. Specifications: 23.8-inch IPS panel with Full HD 1920 × 1080 resolution 75Hz refresh rate with Adaptive Sync support 4ms GtG response time for smooth visuals Anti-glare coating with wide 178° viewing angles LowBlue Mode and Flicker-Free eye comfort technology
The Samsung Smart Monitor M7 LS43DM702UMXUE features a 43-inch VA panel with 4K UHD resolution (3840 × 2160). It combines a monitor and smart TV platform in a single display, making it suitable for productivity, entertainment, and streaming without requiring a connected PC. The display supports a maximum refresh rate of 60Hz and provides sharp image quality for office work, media consumption, and general computing tasks. In addition, the 4K resolution offers four times the detail of Full HD content. Samsung equips this model with Tizen OS. Therefore, users can access streaming applications, web services, and smart features directly from the monitor. It also supports Samsung TV Plus and cloud-based productivity applications. Connectivity includes HDMI ports, USB ports, Wi-Fi 5, Bluetooth 5.2, and USB-C. The USB-C connection supports display input, data transfer, and up to 65W power delivery for compatible devices. The monitor includes built-in speakers and supports wireless screen mirroring from compatible smartphones, tablets, and laptops. As a result, users can share content without additional cables. This model focuses on productivity, entertainment, and smart connectivity while providing a large 43-inch 4K display. Specifications: 43-inch VA panel with 3840 × 2160 4K UHD resolution 60Hz refresh rate Tizen OS with built-in streaming applications USB-C with up to 65W Power Delivery Wi-Fi 5, Bluetooth 5.2, HDMI, and USB connectivity
Genuine-spec keyboard replacement for MacBook Pro 14" & 16" (2021–2025, M1 Pro/Max to M4 Pro/Max)—available in US QWERTY or UK QWERTY (with £ symbol). Features Apple’s Magic Keyboard with scissor-switch mechanism, full backlighting, and precise OEM fit. Genuine-spec keyboard replacement for MacBook Pro 14″ & 16″ (2021–2025, M1 Pro/Max to M4 Pro/Max)—available in US QWERTY or UK QWERTY (with £ symbol). Features Apple’s Magic Keyboard with scissor-switch mechanism, full backlighting, and precise OEM fit. US Layout: Wide Enter key @ above 2, # above 3 Standard inverted-T arrow keys Wide Enter key @ above 2, # above 3 Standard inverted-T arrow keys UK Layout: Tall vertical Enter key £ symbol on key 3 @ accessed via Right Alt + 2 Matches Apple’s official UK regional configuration Tall vertical Enter key £ symbol on key 3 @ accessed via Right Alt + 2 Matches Apple’s official UK regional configuration Keyboard Type: Apple Magic Keyboard with scissor-switch mechanism Backlighting: Full per-key white backlight with ambient light sensor support Function Row: Full-height physical function keys (F1–F12) with macOS shortcut toggling Build Quality: OEM-grade keycaps, consistent actuation force, and precise top-case alignment
The MSI MAG 244F 24″ 200 Hz Gaming Monitor delivers smooth visuals with super‑fast refresh rate. It features a full HD (1920×1080) IPS panel for vivid colors and wide viewing angles. Moreover, its 1 ms MPRT response time reduces motion blur during fast-paced gameplay. Also, the 200 Hz refresh rate ensures fluid motion in competitive games. In addition, the monitor supports Adaptive‑Sync to eliminate screen tearing and stutter. Besides that, the slim bezel design creates an immersive multi‑monitor setup. Furthermore, the adjustable stand allows tilt, height, and swivel customization. Therefore, users can find a comfortable viewing position effortlessly. It includes DisplayPort and HDMI inputs for flexible connectivity. Also, built‑in gaming presets offer easy optimization for different game genres. Plus, MSI’s Anti‑Flicker and Less Blue Light technologies reduce eye strain. Meanwhile, the monitor uses a VESA mount for wall or arm installation. Importantly, the sturdy stand delivers stable support during intense gaming sessions. Also, on‑screen crosshair overlays enhance accuracy in FPS games. Unlike standard monitors, this one targets e‑sports and fast‑reaction players. However, it still works well for streaming, editing, and productivity tasks. For example, racing, shooter, or fighting games feel more responsive and clear. Then, users connect cables, power on, and enjoy lag‑free visuals instantly. Moreover, the ergonomics support comfort during long gaming or desk sessions. As a result, performance gains combine with healthy posture support. Also, the display’s vivid contrast keeps dark and bright details visible. In addition, its low input lag provides competitive advantage in fast games. Therefore, gamers stay ahead with accurate and real‑time feedback. Also, the monitor’s sleek black design complements any gaming setup. Furthermore, MSI’s reliable build quality offers long‑term durability. Consequently, users gain both style and substance in one package. Also, all essential cables come in the box for easy setup. In conclusion, the MSI MAG 244F offers 200 Hz speed, IPS clarity, and gaming comfort. Finally, it’s a smart investment for serious gamers seeking fluid performance. Specifications: Display : 23.8” Rapid IPS Resolution : 1920 x 1080 (FHD) Refresh Rate : 200Hz Response Rate : 0.5ms
