Laptop Battery for Acer E5-573 Battery for Acer AL15A32, Acer Aspire E5-422, Aspire E5-522, Aspire V3-574 Laptops. About this item Compatible For Preferred Model : Acer Aspire V3-574G E5-473G E5-573G E5-553G E5-522 Warranty Not Covered if Defects due to External Causes, Accidental, Physical or Liquid Damage, Cut, Burnt, Misuse and Missing Warranty Stickers or Labels. Battery Capacity/Power Capability (mAh/Wattage) be different From The Reference Picture But the Backup of the Battery Will Be the Same As the Original Please Match Your Product With The Image Provided Before Placing The Order
HomBreez 10″ Desk Air Circulator Fan with Remote, 90° +90° Oscillating Table Fan, Quiet Portable Battery Powered Fan for Bedroom, Home, Office, 12 Speeds, 12H Timer About this item Powerful Air Circulation – This air circulation fan provides cool air throughout your entire room, ensuring every corner enjoys refreshing airflow and enhancing your home comfort. Long-lasting Rechargeable Battery – The oscillating fan features a built-in high-capacity battery, lasting up to 12 hours on the minimum wind speed and 3 hours on the maximum wind speed, allowing you to enjoy extended cooling without frequent recharging. Ultra-Quiet Operation – This desk fan utilizes advanced noise reduction technology, operating at less than 20 dB at the minimum wind speed and below 48 dB at the maximum wind speed, ensuring a peaceful environment for rest and work. Full Range Oscillation – Capable of 90° left and right, and 90° up and down oscillation, it evenly distributes cool air throughout the room, covering a wider area. Smart Remote Control – The included remote allows you to effortlessly adjust 12-speed settings and set a timer for up to 12 hours, giving you convenient control without needing to get up.
The Lenovo Legion R25f-30 is a 24.5-inch FHD gaming monitor designed for competitive gameplay and fast response performance. It uses a VA panel with high refresh rate support and sharp Full HD resolution. Additionally, it targets gamers who need smooth motion clarity and low input delay. This monitor delivers a 1920 × 1080 resolution with a 240Hz refresh rate, which can be overclocked up to 280Hz in supported setups. Moreover, it features a 0.5ms MPRT response time for reduced motion blur during fast-paced gaming. The Lenovo Legion R25f-30 supports AMD FreeSync Premium to reduce screen tearing and stuttering. Additionally, it includes HDMI 2.1 and DisplayPort 1.4 for high refresh rate connectivity across PCs and consoles. It also provides 99% sRGB color coverage and 3000:1 contrast ratio for richer image depth. Therefore, it balances gaming performance with decent color accuracy for everyday use. The Lenovo Legion R25f-30 is built for esports-focused users who prioritize speed, responsiveness, and smooth visuals in competitive games. Specifications: 24.5-inch Full HD (1920 × 1080) VA gaming display 240Hz refresh rate with up to 280Hz overclock support 0.5ms MPRT response time for fast motion clarity AMD FreeSync Premium for tear-free gaming performance HDMI 2.1 and DisplayPort 1.4 connectivity support
The MSI MAG 244C 24″ FHD 180Hz Curved Gaming Monitor delivers smooth and immersive visuals for gaming, movies, and everyday use. Its Full HD resolution shows clean details in games, videos, and work tasks. The 24-inch curved screen wraps slightly around your view for deeper immersion. This helps you stay focused and engaged while playing or working. Moreover, the MSI MAG 244C 24″ FHD 180Hz Curved Gaming Monitor features a fast 180 Hz refresh rate. This refresh rate makes motion look fluid and responsive. Fast games and action scenes appear more detailed and smooth. This reduces motion blur and improves your reaction time during gameplay. In addition, the monitor offers a 1 ms (MPRT) response time. This helps reduce ghosting and keeps fast visuals clear. Your controls feel responsive and snappy. This makes it easier to compete in shooters and other fast-paced games. Furthermore, the MSI MAG 244C 24″ FHD 180Hz Curved Gaming Monitor uses a VA panel with deep contrast. Blacks appear darker and scenes look richer for games and movies. The panel also supports a wide color gamut for decent color reproduction. This improves visuals for media, gaming, and creative content. Also, the monitor supports adaptive sync technology. This sync helps prevent screen tearing and stuttering when your GPU’s frame rate changes. The curved screen and smooth frame rate combine to deliver a more immersive gaming experience. The design of the MSI MAG 244C 24″ FHD 180Hz Curved Gaming Monitor is clean with slim bezels. It fits well on most desks without taking too much space. The stand allows tilt adjustment so you can set a comfortable viewing angle. Overall, the MSI MAG 244C 24″ FHD 180Hz Curved Gaming Monitor blends speed, clarity, and immersion in one strong display. It improves gaming performance, enhances media enjoyment, and works well for everyday computing. This monitor is ideal for gamers and users who want responsive, smooth visuals without a large screen footprint. Specifications: Display : 24″ VA Resolution : FHD 1920×1080 Refresh Rate : 180Hz Response Time : 1ms Curvature : 1500R
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.
SanDisk 1TB Portable SSD - Up to 800MB/s, USB-C, USB 3.2 Gen 2, Updated Firmware - External Solid State Drive - SDSSDE30-1T00-326 SanDisk 1TB Portable SSD – Up to 800MB/s, USB-C, USB 3.2 Gen 2, Updated Firmware – External Solid State Drive – SDSSDE30-1T00-326 About this item Solid state performance with up to 800MB/s read speeds in a portable drive. (Based on internal testing; performance may be lower depending on host device, interface, usage conditions, and other factors. 1 MB = 1,000,000 bytes.) Back up your content and memories on a storage solution that fits seamlessly into your mobile lifestyle. Take it with you on your adventures—up to a two-meter drop, protection means this durable drive can take a beating. (Based on internal testing.) Secure it to your belt loop or backpack for extra peace of mind thanks to the tough rubber hook. From SanDisk, a brand professional photographers trust to take on assignments.
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
Logitech C270 HD webcam — 720p USB camera with built-in mic and automatic light correction. Solid pick for video calls, remote work, or basic streaming. This is the Logitech C270 HD Webcam, a budget plug-and-play USB camera suited for everyday video calls. It doesn’t strive for professional streaming quality, but it reliably handles meeting needs, student calls, or backup cam duties. Key Features & Functionality Records video in HD 720p at 30 fps Fixed focus lens (no autofocus) Built-in mono microphone with noise reduction (captures voice clearly in standard environments) Automatic light correction (RightLight / similar tech) to adjust in low or uneven lighting Universal mounting clip: works on laptop lids, monitors, or can sit on a shelf USB 2.0 interface, 1.5 m (≈ 5 ft) cable length Technical Specifications Strengths & Limitations Pros: Reliable and easy to set up: plug and play Good for video calls in decent lighting Noise suppression in mic helps reduce background hiss Affordable alternative if your built-in camera fails Cons: Only 720p — not ideal for high quality streaming Fixed focus — manual adjusting can’t zoom/focus No privacy shutter (you may need stickers or external cover) Color and sharpness aren’t top tier under weak light
The MSI Pro MP253 24.5″ 100Hz Business Monitor is designed for professionals seeking smooth performance and high efficiency. It delivers a crisp Full HD display for sharp visuals and clear text. With a 100Hz refresh rate, this business monitor provides fluid motion and reduces screen tearing. Scrolling through documents and web pages feels smoother, improving your workflow. The fast response time ensures minimal motion blur for a better viewing experience. The MSI Pro MP253 24.5″ 100Hz Business Monitor features a sleek and modern design. Its ultra-slim bezels maximize screen space, making it ideal for multi-monitor setups. The stand is sturdy and adjustable, ensuring comfortable viewing angles. This business monitor comes with anti-flicker and low blue light technology. It reduces eye strain, making it perfect for long working hours. The comfortable viewing experience enhances focus and productivity. Connectivity options include HDMI and DisplayPort, allowing easy connection to various devices. Whether using a laptop, desktop, or docking station, this MSI business monitor ensures seamless compatibility. The MSI Pro MP253 24.5″ 100Hz Business Monitor offers vibrant colors and excellent contrast. The IPS panel provides wide viewing angles, ensuring clear visuals from any position. With energy-efficient performance, this business monitor consumes less power without compromising quality. It is an eco-friendly choice for offices and home workspaces. For professionals needing a reliable display, the MSI Pro MP253 24.5″ 100Hz Business Monitor is a great choice. It offers smooth visuals, eye-care features, and a stylish design to enhance productivity. Specifications: Display : 24.5″ IPS Resolution : 1920×1080 FHD Refresh Rate : 100Hz Response Rate : 1ms Speaker : 3W x2
The Samsung LS27R750QEMXZN Space Monitor is a 27-inch WQHD display that combines clear picture quality with a space-saving design. Its 2560 × 1440 resolution shows crisp text and detailed images for work, play, and media. In addition, the VA panel delivers wide viewing angles so colors appear consistent from different positions. This monitor includes a 144 Hz refresh rate for smoother motion during games, video, and web browsing. Furthermore, its zero-level height adjustable stand allows you to slide the screen back toward the wall or pull it forward for comfortable viewing without taking up much desk space. The stand also keeps cables concealed, helping your workspace stay organized. Therefore, the Space Monitor blends performance and practical design, making it suitable for both home offices and workstations that need extra desk area. Specifications: 27″ WQHD (2560×1440) VA display for detailed visuals 144 Hz refresh rate for smooth motion Space-saving adjustable stand design Wide viewing angles for consistent color Practical connectivity and organized cable management
A versatile wireless 2D barcode scanner with desk stand—Beurotika BS104WS supports auto-scan, continuous, and manual modes, with up to 200 scans per second and a 2000mAh rechargeable battery for all-day use. The Beurotika BS104WS is a high-performance wireless 2.4GHz 2D barcode scanner designed for retail, warehouse, logistics, and office environments. It comes with a convenient desktop stand for hands-free operation and features a 32-bit high-speed processor for fast, accurate decoding of 1D and 2D barcodes—including QR Code, Data Matrix, PDF417, and more Three scanning modes: Auto-scan, continuous scan, and manual trigger—ideal for different workflow needs Scanning speed: Up to 200 scans per second for rapid data capture Wireless range: Reliable 2.4GHz connection (via USB dongle) for cord-free mobility Built-in battery: 3.7V 2000mAh lithium-ion battery offering up to 16 hours of continuous use Ergonomic handheld design with desk stand for flexible countertop or portable use Plug-and-play setup via USB receiver—no drivers required for most systems
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.
A durable and versatile pre-owned Lenovo ThinkPad T470 with 14" touchscreen, 6th Gen Core i5, 8GB RAM, and 256GB SSD—ideal for professionals who need reliability, touch functionality, and trusted ThinkPad performance.
Genuine-spec US layout keyboard replacement for MacBook Pro (Model A1398, Late 2011–Mid 2012)—featuring durable scissor-switch keys, backlighting, and OEM-fit design for reliable typing and straightforward installation. Compatible With: MacBook Pro 13″: Late 2011 (Model A1278, but labeled A1398 in some regions) – Model Identifier MacBookPro8,1 MacBook Pro 15″: Early 2011, Late 2011, and Mid 2012 – Model Identifiers MacBookPro8,2 (15″ early/late 2011) and MacBookPro9,1 (15″ mid 2012) *(Note: “A1398” is primarily associated with the 15″ unibody MacBook Pro with Retina display (Mid 2012), which was the first Retina MacBook Pro.)* This keyboard fits the non-Retina 15″ A1398 (Mid 2012) and compatible Late 2011 models. MacBook Pro 13″: Late 2011 (Model A1278, but labeled A1398 in some regions) – Model Identifier MacBookPro8,1 MacBook Pro 15″: Early 2011, Late 2011, and Mid 2012 – Model Identifiers MacBookPro8,2 (15″ early/late 2011) and MacBookPro9,1 (15″ mid 2012) *(Note: “A1398” is primarily associated with the 15″ unibody MacBook Pro with Retina display (Mid 2012), which was the first Retina MacBook Pro.)* This keyboard fits the non-Retina 15″ A1398 (Mid 2012) and compatible Late 2011 models. Layout: Standard US English (QWERTY) with full-size keys, inverted-T arrow keys, and dedicated function row (F1–F12). Keyboard Type: Traditional scissor-switch mechanism—robust, tactile, and serviceable (pre-Butterfly era). Integrated Features: Backlit keys (adjustable brightness via F5/F6) OEM ribbon cable with ZIF connector Matches original key spacing and actuation force Backlit keys (adjustable brightness via F5/F6) OEM ribbon cable with ZIF connector Matches original key spacing and actuation force Build & Fit: Precision-molded plastic frame with exact screw mounts and alignment pegs—ensures secure, rattle-free installation in the top case. Installation Note: Keyboard is secured with screws and minimal adhesive. Requires full top case access and battery disconnect. Recommended for intermediate to advanced users or technicians.
product name : AOpen 24″ Curved LED Monitor Dive deep into the game and immerse yourself in super sharp colors with the FHD 1800R curved display. Get lag free entertainment with AMD® Radeon FreeSync™, 144Hz refresh rate, and a 4ms response time of the AOpen 24″ Curved LED Monitor. Experience more cinematic, immersive gameplay and reduced eye strain with a sleek-looking 1800R curved screen. With Radeon FreeSync™, the monitor’s framerate is synced with that of the graphics card, which eliminates screen tearing and delivers an ultra-smooth gaming experience. Enjoy clearer, more immersive gameplay without blurring thanks to a rapid response time of 4ms. Protect your eyes from unnecessary strain by utilizing BlueLightShield™ technology. Eliminate annoying screen flicker and reduce the risk of eye strain with Flickerless™ technology. AOpen 24″ Curved LED Monitor Color Black Display Size 23.6 Active Display Area(mm) 521.4×293.28 Panel type VA Max. Resolution and Refresh Rate DVI-D/DP: 1920×1080 @144Hz HDMI: 1920×1080 @120Hz Glare NA Response Time 4ms Contrast Ratio 100 million:1 max (ACM) Brightness 250(cd/m2) Viewing Angle 178°(H),178°(V) Colors 16.7M Color gamut 84% NTSC Bits 8Bit Input Signal DVI+HDMI+Displayport VESA Wall Mounting NA Speaker NA Power Supply (100 – 240 V) External Tilt -5°~ 20° Specifications: Experience more cinematic, immersive gameplay and reduced eye strain with a sleek-looking 1800R curved screen. 144Hz refresh rate, and a 4ms response time Experience ultra-smooth gameplay with faster frame rendering and lower input lag with a rapid refresh rate of 144Hz. manufacturer link 1 year warranty
WiWU Ora Laptop Sleeve Size: 14" and 16" Color: Black/Grey/Ivory Extra Storage Space - Two pockets in front, enough space to keep mouse, cable, cellphone, memory cards, external hard drive, pens, etc. Ultra-slim & Lightweight - Slim, portable, and lightweight to take alone, or slide into your briefcase, backpack, or any other bag, perfect for business, school, or travel. Shockproof - Multiple Layers Protection, polyester foam padding layer, and nylon fabric lining for bump and shock absorption, protect your computer from accidental scratches. Excellent Detail: Use an Exquisite zipper and reinforced stitching on all stress points, ensuring the bag does not fall apart when carrying heavy goods. The first verticle-designed laptop bag, you will feel the beauty of simple and good texture. WiWU Ora Laptop Sleeve Size: 14″ and 16″ Color: Black/Grey/Ivory Extra Storage Space – Two pockets in front, enough space to keep mouse, cable, cellphone, memory cards, external hard drive, pens, etc. Ultra-slim & Lightweight – Slim, portable, and lightweight to take alone, or slide into your briefcase, backpack, or any other bag, perfect for business, school, or travel. Shockproof – Multiple Layers Protection, polyester foam padding layer, and nylon fabric lining for bump and shock absorption, protect your computer from accidental scratches. Excellent Detail: Use an Exquisite zipper and reinforced stitching on all stress points, ensuring the bag does not fall apart when carrying heavy goods. The first verticle-designed laptop bag, you will feel the beauty of simple and good texture.
A capable pre-owned Dell Latitude 5401 with 14" display, 10th Gen Core i7, 16GB RAM, 512GB SSD, and NVIDIA GeForce MX330 2GB—ideal for professionals who need extra graphics power for light creative work or multitasking in a durable business laptop.
The MSI G274F 27″ Gaming Monitor delivers smooth visuals with a 180Hz refresh rate and FHD resolution. It ensures responsive gameplay for fast-paced titles. Moreover, its IPS panel provides accurate colors and wide viewing angles. This allows consistent image quality from different positions. The monitor supports Adaptive Sync to reduce screen tearing and stuttering. This feature enhances fluidity during high-speed gaming sessions. It also includes ergonomic adjustments like tilt, swivel, and height options. Cable management is integrated to keep your desk organized. With low blue light and anti-flicker technology, it minimizes eye strain for long gaming or work sessions. The MSI G274F 27″ Gaming Monitor is ideal for users seeking smooth visuals, accurate colors, and responsive gameplay. Specifications: 27″ FHD IPS panel with accurate colors and wide viewing angles 180Hz refresh rate for fluid and responsive gaming Adaptive Sync support to reduce screen tearing Ergonomic adjustments with tilt, swivel, and height options Low blue light and anti-flicker technology for eye comfort
The Xiaomi TV A 55 2026 delivers sharp 4K visuals ideal for movies, shows, and streaming. Its 55-inch display fills your space with rich detail and vibrant colors. The 3840×2160 resolution brings sharp textures and clear images. This creates a cinematic feel right at home. Moreover, the Xiaomi TV A 55 2026 supports HDR formats such as HDR10 and HLG for improved contrast and lifelike scenes. Bright areas shine, and darks stay deep. This helps scenes look more realistic in films and series. In addition, this model benefits from motion-smoothing via MEMC technology. Fast scenes in sports or action movies stay smooth and fluid. This reduces blur and keeps motion clean. As a result, viewing remains comfortable and enjoyable. Furthermore, the Xiaomi TV A 55 2026 runs on a smart platform powered by Google TV. You can access streaming apps, cast content, or browse channels easily. Also, the TV features dual 10 W speakers with Dolby Audio and DTS-X sound support. Audio comes out clear, balanced, and immersive. In addition, connectivity options include multiple HDMI ports, USB, Wi-Fi, Bluetooth, and Ethernet support. This gives flexibility for consoles, streaming devices, or external drives. Setup remains hassle-free for many use cases. Overall, the Xiaomi TV A 55 2026 offers a strong balance of quality, smart features, and ease of use. It works well for entertainment, streaming, and everyday viewing. This TV is ideal for users seeking a 55″ 4K display with modern smart features at a reasonable price. Specifications: Resolution 4K, 3840 × 2160 Refresh rate 60Hz Speaker 2 x 10W Dimensions including base (L × W × H) 1226*312*770mm Dimensions not including base (L × W × H) 1226*76*711mm CPU Quad cortex A55 GPU Mali-G52 MC1 RAM 2GB ROM 8GB
FAVOURITE WIRELESS COMBO MK270 Wireless Combo brings together the convenience and comfort of a full-sized keyboard with a sculpted, compact mouse. With media keys, a number pad and precise cursor control to make your work a whole lot smoother. Plus, the lag-free wireless makes setup easy and saves space on your desk. No wonder this is the world best selling combo!7Based on independent sales data (in units) including all the models of the MK270 family for wireless combo aggregated from major global markets including Canada, China, France, Germany, Indonesia, Republic of Korea, Russian Federation, Sweden, Taiwan, Turkey, UK, US (Nov'19 - Nov'20 period). Retail channel only. FAVOURITE WIRELESS COMBO MK270 Wireless Combo brings together the convenience and comfort of a full-sized keyboard with a sculpted, compact mouse. With media keys, a number pad and precise cursor control to make your work a whole lot smoother. Plus, the lag-free wireless makes setup easy and saves space on your desk. No wonder this is the world best selling combo!7Based on independent sales data (in units) including all the models of the MK270 family for wireless combo aggregated from major global markets including Canada, China, France, Germany, Indonesia, Republic of Korea, Russian Federation, Sweden, Taiwan, Turkey, UK, US (Nov’19 – Nov’20 period). Retail channel only. Height: 5.87 in (149 mm) Width: 17.36 in (441 mm) Depth: 0.71 in (18 mm) Weight: 17.57 oz (498 g) Height: 3.90 in (99 mm) Width: 2.36 in (60 mm) Depth: 1.54 in (39 mm) Weight: 2.65 oz (75.2 g) Height: 0.74 in (18.7 mm) Width: 0.57 in (14.4 mm) Depth: 0.26 in (6.6 mm) Weight: 0.07 oz (2 g) Spill-resistant design 2Tested under limited conditions (maximum of 60 ml liquid spillage). Do not immerse the keyboard in liquid. Adjustable keyboard height 10-Key Number pad Key type: deep profile Caps lock indicator light On/Off power switch 2 AAA batteries（Alkaline Battery） Battery life: 36 months 3Keyboard battery life calculation based on an estimated two million keystrokes/year in an office environment. User experience may vary. Mouse battery life may vary based on user and computing conditions. Sensor technology: Smooth Optical tracking Number of buttons: 3 (Left/Right-click, Middle click) Scrolling: line-by-line Scroll Wheel: Yes, 2D, optical Connect/Power: On/Off power button 1 AA battery（Alkaline Battery) Battery life: 12 months 4Keyboard battery life calculation based on an estimated two million keystrokes/year in an office environment. User experience may vary. Mouse battery life may vary based on user and computing conditions. Mouse plastics: 49% post-consumer recycled material 5Excludes plastic in printed wiring assembly (PWA), receiver and packaging. Keyboard plastics: 54% post-consumer recycled material 6Excludes plastic in printed wiring assembly (PWA), receiver and packaging. An available USB port ChromeOS Windows 10,11 or later
