The Lenovo Monitor C22-20 (62A7KAT1EU) is a 21.5-inch Full HD display designed for office and everyday computing use. It delivers a 1920 × 1080 resolution with a compact screen size suitable for small desks and multi-monitor setups. Additionally, its slim design helps maintain a clean workspace. This monitor uses a TN panel with LED backlighting and supports up to 75Hz refresh rate via HDMI. Moreover, it offers a 5ms response time for basic smoothness in general tasks and light multimedia use. The Lenovo C22-20 provides 200 nits brightness and a 600:1 contrast ratio for standard indoor viewing. Therefore, it is best suited for office work, browsing, and document handling rather than gaming or creative color work. It includes HDMI 1.4 and VGA inputs for flexible connectivity with PCs and older systems. Additionally, it supports VESA mounting for wall or arm installation. The Lenovo Monitor C22-20 (62A7KAT1EU) 21.5″ is a practical and energy-efficient display for everyday productivity and business environments. Specifications: 21.5-inch Full HD (1920 × 1080) display TN panel with LED backlighting 75Hz refresh rate (via HDMI) 5ms response time for basic smooth visuals HDMI 1.4 and VGA connectivity support
The LG UltraGear 27GP750-B 27″ 240Hz FHD Gaming Monitor delivers ultra-smooth performance and vivid visuals for serious gamers. Its 27-inch Full HD screen provides sharp and clear images, making games, movies, and content creation more engaging. Moreover, the high 240Hz refresh rate ensures fluid motion and responsive gameplay, giving you a competitive advantage in fast-paced games. This monitor features a low response time that minimizes motion blur and ghosting, ensuring every action is precise and clear. Additionally, it offers accurate colors and wide viewing angles, enhancing the visual experience for gaming and entertainment. Its sleek design complements any gaming setup or office environment while providing a professional and modern aesthetic. The LG UltraGear 27GP750-B includes multiple connectivity options, making it easy to connect PCs, consoles, and other devices. Furthermore, ergonomic tilt and height adjustments provide comfort during long gaming sessions. Therefore, it is ideal for competitive gamers, streamers, and content creators. Finally, it combines responsive performance, crisp visuals, and user-friendly design for a superior gaming experience. Specifications: 27″ Full HD gaming monitor 240Hz refresh rate for ultra-smooth gameplay Low response time for reduced blur Accurate colors and wide viewing angles Multiple connectivity options
The ViewSonic VG2709-2K-MHDU 27″ 2K 75Hz Monitor offers clear visuals for work, study, and everyday use. Its 2K resolution delivers sharp details for documents, videos, and web browsing. The 27-inch screen gives you wide viewing space for multitasking. This helps increase focus and productivity. Moreover, the ViewSonic VG2709-2K-MHDU 27″ 2K 75Hz Monitor features a 75 Hz refresh rate for smoother motion. Scrolling feels cleaner and video playback looks more fluid. In addition, the monitor uses an IPS panel for wide viewing angles. Colors stay balanced even when viewed from the sides. This makes it useful for team work, design tasks, and shared viewing. The image remains clear from many positions. Furthermore, the ViewSonic VG2709-2K-MHDU 27″ 2K 75Hz Monitor includes eye comfort features for daily use. The low blue light mode helps reduce eye strain. The flicker-free design improves viewing comfort over long hours. Also, the monitor includes modern connection options for easy setup. It supports HDMI, DisplayPort, and USB connections. This allows you to connect PCs, laptops, and other devices easily. In addition, the stand supports tilt adjustment for better comfort. The monitor also supports VESA mounting for flexible placement. You can mount it on walls or arms if needed. This helps create a clean and organized workspace. Moreover, the slim bezel design looks modern and professional. It fits well in home offices and business environments. The minimal look keeps your desk neat and clean. The monitor blends easily into many setups. Overall, the ViewSonic VG2709-2K-MHDU 27″ 2K 75Hz Monitor delivers clarity, comfort, and daily reliability. It improves productivity and viewing comfort with strong image quality. This monitor is ideal for office users, students, and everyday home use. Specifications: Display : 27″ IPS Resolution : QHD 2560 x 1440 Refresh Rate : 75Hz Response Time : 5ms
lenovo battery L15L2PB4 L15L2PB5 Laptop Battery for Lenovo IdeaPad 310-15ISK 310-15IKB 310-15ABR 310-15IAP 310 Touch-15IKB/15ISK 510-15ISK 510-15IKB L15C2PB5 L15M2PB5 L15M2PB3 L15C2PB3 L15C2PB7 L15S2TB0 7.6V 30Wh About this item Battery type: Li-ion; Voltage: 7.6V/7.72V; Capacity: 30Wh/39Wh Compatible Models: Fit for Lenovo IdeaPad 510-15IKB/510-15ISK Series; IdeaPad 310 Touch-15IKB/310 Touch-15ISK Series; IdeaPad 310-15ABR/310-15IAP/310-15IKB/310-15ISK Series Replace Part Numbers: L15L2PB4 L15L2PB5 L15C2PB5 L15M2PB5 L15M2PB3 L15C2PB3 L15C2PB7 L15S2TB0 L15S2TBO 5B10K88299 8S5B10K88299 2ICP6/54/90 2ICP6/55/90 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. The actual operation time will depend on how much electricity the device requires and how you use it.
HUAWEI IdeaHub B2 IHB2-86PU 86-inch conferencing display delivers clear 4K visuals for meetings and collaboration. It allows teams to share ideas effectively and work interactively. As a result, conferences become more productive and engaging. The display features zero-gap laminated glass and D-LED/IPS technology. Therefore, it offers sharp images and reduced glare. The 60Hz panel ensures smooth visuals during presentations. It supports up to 20 touch points with infrared multi-touch. In addition, smart handwriting recognition and annotation enable natural note-taking. Low latency writing ensures precise input with the magnetic stylus pens. The system includes a quad-core CPU, 4GB RAM, and 32GB storage. Consequently, it runs applications smoothly. It supports Android, Windows, iOS, and macOS for versatile use. It also includes key capabilities such as 4K UHD resolution, multi-touch interaction, smart annotation, dual Wi-Fi connectivity, and enhanced audio. HUAWEI IdeaHub B2 IHB2-86PU is designed to improve collaboration in professional environments. Specifications: 86-inch 4K UHD display with 3840 × 2160 resolution Supports up to 20 touch points with infrared multi-touch Zero-gap laminated glass with D-LED/IPS panel Low latency writing with smart annotation and magnetic pens Quad-core CPU with 4GB RAM, 32GB storage, and dual Wi-Fi
Genuine-spec touchpad flex cable for MacBook Air 13.6″ (Model A2681, 2022, M2)—essential for restoring full Force Touch functionality, haptic feedback, and multi-touch gesture support when replacing or repairing the trackpad assembly. Compatible With: MacBook Air 13.6-inch (2022, Model A2681) with Apple M2 chip (all colors: Silver, Space Gray, Starlight, Midnight). Part Type: Touchpad flex cable only—does not include the trackpad, Taptic Engine, or mounting hardware. This is the ribbon cable assembly that connects the trackpad to the logic board. Function: Transmits touch input, Force Touch pressure data, and haptic feedback signals between the trackpad and logic board—critical for macOS gesture recognition and Taptic Engine operation. OEM-Quality Construction: Matches Apple’s original flex circuit in length, connector type, shielding, and bend radius—ensures reliable signal integrity and long-term durability. Common Use Cases: Replacing a torn, frayed, or damaged original flex cable Completing a trackpad replacement when the original cable was compromised Repairing unresponsive or erratic trackpad behavior caused by cable failure Replacing a torn, frayed, or damaged original flex cable Completing a trackpad replacement when the original cable was compromised Repairing unresponsive or erratic trackpad behavior caused by cable failure Installation Note: Requires full bottom case disassembly and careful routing under the battery and logic board. Connectors use ZIF (Zero Insertion Force) sockets—do not force. Recommended for experienced or certified technicians only.
The Samsung Odyssey G9 49″ 240Hz OLED Gaming Monitor delivers ultra-wide immersive gameplay. First, it features a curved OLED panel with deep blacks and vibrant colors. The monitor offers a 49-inch screen with 240Hz refresh rate and fast response time. In addition, the ultra-wide design expands your field of view for gaming and multitasking. Moreover, the smart features and ergonomic design improve comfort and usability. Therefore, gamers can enjoy smooth performance, sharp visuals, and a fully immersive experience. Specifications: 49″ OLED curved display delivers deep blacks and vibrant colors 240Hz refresh rate ensures ultra-smooth and responsive gameplay Ultra-wide screen improves multitasking and gaming immersion Fast response time reduces motion blur in fast-paced scenes Smart features and ergonomic design enhance usability and comfort
Apple MacBook Pro 16” (2019) — professional-grade power and stunning Retina display.• Intel Core i9 • 32 GB RAM • 500 GB SSD • 4 GB Dedicated GraphicsRetina Display | macOS |
The Lenovo ThinkVision T32h-30 31.5″ 60Hz 2K Business Monitor is built for productivity and comfort. It offers a large and clear display that helps you work more efficiently. This monitor is perfect for offices, creators, and home workspaces. With its 31.5-inch 2K resolution, the Lenovo ThinkVision T32h-30 31.5″ 60Hz 2K Business Monitor delivers sharp details and bright colors. Text looks clean and images appear crisp. Therefore, you can enjoy better clarity during long work sessions. The 60Hz refresh rate ensures smooth motion for daily tasks. It is ideal for spreadsheets, browsing, and video meetings. As a result, your workflow feels more stable and comfortable. The Lenovo ThinkVision T32h-30 31.5″ 60Hz 2K Business Monitor features ultra-thin bezels for a modern design. This also makes multi-monitor setups more seamless and visually appealing. Its ergonomic stand allows tilt, swivel, and height adjustments. You can set the perfect viewing angle and reduce strain. Moreover, it uses low blue light technology to protect your eyes during long hours. The monitor includes USB-C, HDMI, and DisplayPort connections. With USB-C, you can charge your laptop and transfer data with one cable. This helps keep your workspace clean and organized. In summary, the Lenovo ThinkVision T32h-30 31.5″ 60Hz 2K Business Monitor offers clarity, comfort, and strong connectivity. It is an excellent choice for professionals who need space, precision, and modern features. Specifications: Display : 31.5″ IPS Resolution : 2K (2560×1440) Refresh Rate : 60Hz Response Time : 4ms GtG
Its 31.5″ Rapid VA panel features a 1500R curve for immersive visuals. Plus, Dual‑Mode lets you switch between 4K@160 Hz or FHD@320 Hz resolution easily. Also, the monitor offers a fast 0.5 ms GtG response time to reduce blurring. Because of AMD FreeSync Premium, gameplay stays tear‑free and smooth. Moreover, VESA DisplayHDR 400 enhances contrast and color accuracy. It covers 97 % DCI‑P3, 93 % Adobe RGB, and 136 % sRGB for vivid colors. With HDR and AI Vision tech, dark scene details become clear. Also, it supports HDMI CEC, PIP, and PBP for multi‑device setups. Furthermore, ports include DP 1.4a, two HDMI 2.1, and USB‑C with 15 W PD. Also, anti‑flicker and low‑blue‑light tech reduce eye strain over long sessions. Plus, the frameless design gives a sleek look to your setup. The ergonomic stand adjusts tilt and height up to 130 mm. Moreover, headphone‑out jack adds audio convenience. Because of dual‑mode, you choose either crisp 4K or ultra‑fast FHD. Gamers love the 320 Hz FHD mode for competitive play. Also, movie and design work shine in 4K HDR mode. Additionally, AI Dual‑Mode auto‑switches resolution and refresh rate. Furthermore, build quality feels solid with metal stand and VESA mount. Also, cable routing is tidy despite downward ports. Thus, the MSI MAG 321CUPDF suits high‑end gaming and creative workflows. Upgrade today to enjoy ultra‑fast refresh, vivid visuals, and smooth gameplay. Specifications: Display : 31.5″ Rapid VA Resolution : 3840 x 2160 (UHD) / 1920 x 1080 (FHD) Curvature : 1500R Refresh Rate : 160Hz / 320Hz Response Rate : 0.5ms (GTG)
AOC Q27G4F 27-inch QHD 180Hz gaming monitor delivers sharp visuals and fast performance for competitive gaming. It is designed for users who want higher resolution with smooth gameplay. Additionally, it features a 27-inch Fast IPS panel with QHD resolution (2560 × 1440). This panel provides clear detail and accurate colors, so it improves both gaming and content viewing. Moreover, the monitor supports a 180Hz refresh rate with 0.5ms MPRT response time. As a result, it ensures smooth motion and reduced blur during fast-paced gameplay. The display includes Adaptive Sync and G-SYNC compatibility. Therefore, it reduces screen tearing and stuttering for stable and responsive performance. In addition, it supports HDR10 and wide color gamut coverage. This improves color depth and image quality for games and media. Furthermore, the monitor includes a fully adjustable stand. It supports height, tilt, swivel, and pivot adjustments, so it improves comfort during long sessions. The design also includes HDMI 2.0 and DisplayPort 1.4 connectivity with a frameless layout for modern setups. AOC Q27G4F 27-inch QHD 180Hz gaming monitor provides a strong balance of resolution, speed, and ergonomic flexibility for gaming and daily use. Specifications: 27-inch Fast IPS panel with 2560 × 1440 QHD resolution 180Hz refresh rate for smooth gaming performance 0.5ms MPRT response time for reduced motion blur Adaptive Sync and G-SYNC compatible support HDR10 with wide color gamut for improved visuals
The ViewSonic VG2239Smh 22″ 60Hz Monitor is designed to elevate your viewing experience. With its 22-inch screen, this monitor offers a perfect balance between size and performance for both work and entertainment. Enjoy clear and vibrant visuals with the ViewSonic VG2239Smh. The full HD 1080p resolution delivers sharp and detailed images, making it ideal for watching videos, working on documents, or browsing the web. With a refresh rate of 60Hz, the ViewSonic VG2239Smh Monitor ensures smooth and fluid motion. This makes it perfect for casual gaming and watching fast-paced videos without any lag or stuttering. The ViewSonic VG2239Smh Monitor features versatile connectivity options, including HDMI, DisplayPort, and VGA inputs. This allows you to easily connect your computer, laptop, or other devices for a seamless setup. Designed with ergonomics in mind, the ViewSonic VG2239Smh Monitor offers a range of adjustable features. You can tilt, swivel, and adjust the height to find the most comfortable viewing angle, reducing strain during extended use. The monitor also includes built-in speakers, providing a convenient audio solution without the need for external speakers. Enjoy clear and crisp sound for your videos, music, and other media. The ViewSonic VG2239Smh Monitor is energy-efficient, helping you save on electricity bills while reducing your carbon footprint. It meets various energy standards, making it an eco-friendly choice for your home or office. In conclusion, the ViewSonic VG2239Smh 22″ 60Hz Monitor combines stunning visuals, smooth performance, and ergonomic design for an exceptional viewing experience. Upgrade to the ViewSonic VG2239Smh today and enjoy the perfect blend of functionality and style. Specifications: Display : 22″ VA Resolution : FHD 1920 x 1080 Refresh Rate : 60Hz Response Rate : 5ms Built-in Speaker : 2x 2 Watt
Product Name WiWU Dual USB Quick Wall Charger 20W Fast Charging For Smart PhoneColorWhiteFeature& Photos
OEM-quality trackpad replacement (without flex cable) for MacBook Air 13.3″ M1 (Model A2337, EMC 3598)—available in Space Gray, Gold, and Silver finishes—engineered for precise Force Touch response, smooth multi-touch gestures, and perfect color-matched integration. Compatible With: MacBook Air 13.3-inch (2020, Model A2337, EMC 3598) with Apple M1 chip. Part Type: Trackpad only—does not include the flex cable, Taptic Engine, or mounting brackets. Intended for professional technicians who will reuse or transfer the original internal components. Color Options: Space Gray – matches Space Gray and Midnight finishes Gold – matches Gold MacBook Air Silver – matches Silver and Starlight finishes Each variant is finished to OEM specifications for seamless visual continuity with the lower case. Space Gray – matches Space Gray and Midnight finishes Gold – matches Gold MacBook Air Silver – matches Silver and Starlight finishes Each variant is finished to OEM specifications for seamless visual continuity with the lower case. Force Touch Support: Fully compatible with pressure-sensitive input and haptic feedback when used with the original Taptic Engine and logic board—ensuring full macOS gesture functionality (e.g., Force Click, Look Up, pressure-sensitive drawing). Precision Engineering: Features the same smooth glass surface, curvature, and micro-click mechanism as Apple’s original—delivering consistent tracking accuracy and tactile feel. Installation Requirements: Requires complete 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 certified or experienced repair technicians only. Important: This is a bare trackpad assembly—not a plug-and-play module. Functionality depends on correct integration with original electronics.
The Lenovo G34w-10 34″ Monitor delivers immersive and smooth visuals for gaming and multimedia.It features a 34-inch WQHD curved display that provides crisp details and vibrant colors. Moreover, its high refresh rate ensures fluid motion in fast-paced games and videos. This monitor uses a VA panel for strong contrast and wide viewing angles. Additionally, the fast response time helps reduce blur and ghosting during competitive gaming. The curved design and anti-glare screen enhance immersion and minimize reflections in bright environments. HDMI and DisplayPort inputs allow easy connection to PCs, laptops, and gaming consoles. Furthermore, tilt adjustment helps you find a comfortable viewing angle during long sessions. Low blue light and flicker-free technologies reduce eye strain over extended use. This display is ideal for gamers, streamers, and home users alike. Therefore, it supports competitive gaming, media streaming, and everyday computing. Finally, it combines immersive visuals, fast performance, and comfort features for daily use. Specifications: Screen Size: 34″ WQHD curved VA panel Resolution: 3440 × 1440 Refresh Rate: High for smooth motion Ports: HDMI + DisplayPort Features: Anti-glare, low blue light, flicker-free eye care
The MSI PRO MP251 Series monitor is designed for professional work and everyday productivity. It features a 24.5-inch display that balances screen size and desk space efficiently. Therefore, it helps users stay focused while maintaining a clean and organized workspace. Moreover, the IPS panel delivers consistent colors and wide viewing angles for collaborative work. The Full HD resolution ensures clear visuals for documents, browsing, and media tasks. In addition, the 100Hz refresh rate provides smoother performance compared to standard office monitors. The built-in EyesErgo technology helps reduce eye strain during long working hours. As a result, users experience better comfort and improved productivity. Furthermore, TÜV-certified anti-flicker and low blue light features support healthier screen usage. In addition, the monitor includes practical features such as built-in speakers, VESA mount compatibility, and multiple connectivity options. This makes it suitable for both home and office setups. MSI PRO MP251 Series offers a reliable and ergonomic solution for daily computing needs. Specifications: 24.5-inch Full HD (1920 × 1080) IPS display 100Hz refresh rate for smoother workflow MSI EyesErgo with anti-flicker and low blue light Wide 178° viewing angles for consistent colors HDMI and VGA connectivity with VESA mount support
LG 49WL95C-WE UltraWide Dual QHD IPS Monitor is a 49-inch super ultrawide display designed for heavy multitasking and professional workflows. It features a 32:9 aspect ratio with Dual QHD resolution for a wide workspace. Additionally, it supports USB-C connectivity and HDR10. Therefore, it replaces a dual-monitor setup with a single continuous screen. The LG 49WL95C-WE UltraWide Dual QHD IPS Monitor delivers 5120 × 1440 resolution with IPS panel technology for wide viewing angles. Moreover, it includes 99% sRGB color coverage and HDR10 support for accurate visuals. It also provides USB-C with up to 85W power delivery, HDMI, and DisplayPort inputs. In addition, it features built-in 10W stereo speakers and an integrated USB hub for cleaner setups. Furthermore, the monitor supports Picture-by-Picture and Dual Controller functions for multi-device use. As a result, users can manage two systems on one screen efficiently. It also includes height, tilt, and swivel adjustment for ergonomic comfort. Specifications: 49-inch 32:9 UltraWide Dual QHD (5120 × 1440) IPS display USB Type-C with up to 85W power delivery HDR10 with 99% sRGB color coverage Built-in 10W stereo speakers and USB hub Picture-by-Picture and Dual Controller multitasking support
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
Genuine-spec keyboard replacement for MacBook Pro 13″ (Model A2251, 2020) — choose US QWERTY or UK QWERTY (with £ symbol). Features Apple’s reliable Magic Keyboard with scissor-switch mechanism, backlighting, and precise OEM fit. Compatible With: MacBook Pro 13-inch (2020, Two Thunderbolt Ports, Model A2251, Model Identifier MacBookPro16,1) with Intel Core i5/i7 processors. Layout Options (select at purchase): US Layout: Standard QWERTY with wide Enter key, @ above 2, # above 3, and full function row. UK Layout: QWERTY with £ symbol, tall vertical Enter key, @ accessed via right Alt, and UK-specific punctuation. US Layout: Standard QWERTY with wide Enter key, @ above 2, # above 3, and full function row. UK Layout: QWERTY with £ symbol, tall vertical Enter key, @ accessed via right Alt, and UK-specific punctuation. Keyboard Type: Apple’s Magic Keyboard with scissor-switch mechanism—offering improved durability, quieter typing, and 1mm key travel compared to Butterfly keyboards. Integrated Features: Full backlit keys for low-light environments Ambient light sensor support OEM-style flex cable pre-attached for direct connection to the logic board Full backlit keys for low-light environments Ambient light sensor support OEM-style flex cable pre-attached for direct connection to the logic board Precision Build: Engineered to match Apple’s exact dimensions, key spacing, and top-case curvature—ensures seamless visual and functional integration. Installation Note: The keyboard is factory-glued into the top case. Replacement requires full disassembly, careful adhesive removal, and professional re-adhesion. Recommended for experienced or certified repair technicians only.
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
