A reliable pre-owned Dell Latitude 5400 with 14" display, 8th Gen Core i5, 8GB RAM, and 256GB SSD—ideal for business users and students seeking solid performance, security, and durability in a compact form.
Lexar NM620 SSD 512GB PCIe Gen3 NVMe M.2 2280 Internal Solid State Drive, Up to 3300MB/s Read, for Gamers and PC Enthusiasts (LNM620X512G-RNNNU) About this item High-speed PCIe Gen3x4 interface: 3300MB/s read and 3000MB/s write – NVMe 1.4 supported M.2 2280 form factor with 3D NAND Get 6x the speed of a SATA-based SSD Ideal for PC enthusiasts and gamers Shock and vibration resistant with no moving parts
The MSI PRO MP275W E2 27″ 120Hz Business Monitor is designed to enhance productivity with smooth visuals and eye-care features. It features a 27-inch Full HD IPS panel, delivering clear images and wide viewing angles for everyday work tasks. With a 120Hz refresh rate, the monitor provides smoother motion compared to standard displays. This makes it ideal not only for business use but also for light entertainment. The MSI PRO MP275W E2 27″ 120Hz Business Monitor ensures reduced motion blur and a more comfortable viewing experience. The monitor supports Anti-Flicker and Less Blue Light technologies, helping to reduce eye strain during long hours of use. These features are especially useful in office settings or remote work environments. Thanks to its built-in speakers, users can enjoy basic audio without needing external accessories. The MSI PRO MP275W E2 27″ 120Hz Business Monitor also includes HDMI and VGA ports, offering compatibility with modern and older devices. Its sleek, minimal design fits easily into any workspace, whether at home or in an office. The adjustable tilt function allows users to set the screen at the most comfortable viewing angle. This monitor is also VESA mount compatible, making it easy to attach to a monitor arm or wall mount. It supports a clutter-free setup that boosts workspace efficiency. In conclusion, the MSI PRO MP275W E2 27″ 120Hz Business Monitor offers smooth performance, comfort-focused features, and modern connectivity in a professional package. It’s ideal for business users who value quality and simplicity. Specifications: Display : 27″ IPS Resolution : 1920 x 1080 (FHD) Refresh Rate : 120Hz Response Time : 1ms (MPRT) / 4ms (GtG) Speaker : 2x 2W
The Riotouch 86″ Interactive Panel is designed to transform educational and professional environments with its cutting-edge features and user-friendly interface. This interactive flat panel offers a seamless blend of performance, connectivity, and intuitive design, making it an ideal choice for classrooms and conference rooms. Featuring a 86-inch 4K UHD display (3840 x 2160 resolution), the panel delivers crisp visuals and vibrant colors. Its 4mm anti-glare tempered glass ensures clear visibility from any angle, reducing eye strain during prolonged use. The panel supports up to 40-point multi-touch and 20-point multi-writing capabilities, allowing multiple users to interact simultaneously. This feature fosters collaborative learning and dynamic presentations, enhancing engagement and productivity. Powered by a quad-core Cortex-A55 processor and equipped with 4GB RAM and 32GB storage, the Riotouch panel ensures smooth performance. Its dual operating system support (Android and Windows) provides versatility, accommodating various software applications and user preferences. Connectivity is robust, with multiple ports including HDMI, USB 3.0, USB-C, VGA, and RJ45, facilitating easy integration with other devices. Built-in Wi-Fi and Bluetooth capabilities enable wireless connections, promoting a clutter-free workspace. The panel comes with integrated 2x15W front-facing speakers, delivering clear audio for multimedia presentations. Additionally, it includes a built-in 13MP 4K camera and microphone, supporting high-quality video conferencing and remote collaboration. Designed with user convenience in mind, the Riotouch panel features intuitive front controls for power, volume, and input selection. Its slim aluminum frame and wall-mountable design ensure it fits seamlessly into any environment. In summary, the Riotouch 86″ Interactive Panel combines high-resolution display, multi-touch interactivity, and versatile connectivity, making it a comprehensive solution for modern collaborative spaces. Specifications: Display : 86″ 4K UHD Touch Memory : 4GB Storage : 32GB OS : Android 11
Genuine-spec Touch Bar assembly with integrated flex cable for 2020 MacBook Pro 13″ models (A2251, A2289, A2338)—restores full Touch ID and Touch Bar functionality with OEM-level fit and performance. Compatible With: MacBook Pro 13″ (2020): A2251 (Intel Core i5/i7, two Thunderbolt ports) A2289 (Intel Core i5/i7, four Thunderbolt ports) A2338 (Apple M1 chip, two Thunderbolt ports) MacBook Pro 13″ (2020): A2251 (Intel Core i5/i7, two Thunderbolt ports) A2289 (Intel Core i5/i7, four Thunderbolt ports) A2338 (Apple M1 chip, two Thunderbolt ports) A2251 (Intel Core i5/i7, two Thunderbolt ports) A2289 (Intel Core i5/i7, four Thunderbolt ports) A2338 (Apple M1 chip, two Thunderbolt ports) Includes: Complete Touch Bar module with integrated flex cable, Touch ID sensor, and ambient light sensor—ready for direct connection to the logic board. Functionality: Fully restores dynamic Touch Bar controls, system functions, app shortcuts, and Touch ID (fingerprint authentication and power button). OEM-Quality Build: Matches Apple’s original design in responsiveness, finish, and sensor alignment—ensures seamless integration with macOS. Color Options: Available in Space Gray and Silver to match your MacBook’s top case (confirm your model’s color before ordering). Installation Note: Requires full top case disassembly and careful handling of adhesive and connectors. The flex cable routes under the speakers and connects near the logic board—precision is essential. Recommended for experienced technicians.
Cooler Master GM27-FFS 27″ 0.5ms IPS 165Hz Gaming Cooler Master CMI-GM27-FFS-EK 27″ 0.5ms 165Hz FHD Ultra-Speed IPS Panel FreeSync/G-Sync/A-Sync HDR10 Gaming Monitor (2X HDMI2.0 + 2X Display Port) A no-frills, high-performance monitor which focuses on good specifications and high value. A 27″ FHD monitor equipped with an UltraSpeed IPS 165Hz refresh rate panel, complete with Dynamic Overdrive and Adaptive Sync. Combine that with 120% sRGB/90% DCI-P3 color coverage, and you’ve got a monitor that’ll deliver the performance you need no matter what you are doing. READY FOR ANY SITUATION The 27″ Full HD 165Hz display combined with 90% DCI-P3 wide color gamut makes the GM27-FFS an incredibly versatile monitor. With features essential for both gaming and productivity, you can have the freedom to play your games without a hitch during the night or focus on your work during the day time. ULTRASPEED IPS WITH DYNAMIC OVERDRIVE Equipped with the latest Ultra-Speed IPS panel, GM27-FFS is up to 4x faster than traditional IPS panels. The pixels transition faster to other colors and scenes, leading to an exceptionally smooth picture with significantly less motion blur or smearing. Specifications: Cooler Master GM27-FFS 27″ 0.5ms IPS 165Hz Gaming 1 years warranty
BATTERY ACER AS16A5K AS16A8K Battery for Acer Aspire E5-523 E5-553 E5-576 E5-774G N16Q2 E5-576G E5-575G E5-475 F5-573 E5-575-52JF E5-575-33BM E5-575G-76YK E5-575-54SM E5-575G-57D4 E5-576-392H E5-575-54E8 4ICR19/66 About this item 【Battery type】 Voltage:14.8V; Capacity: 2200mAh /33Wh Color:black 【Note】It is not compatible with E5-575G-53VG, E5-575G-549D,E5-575G-5341,E5-575G-33BM, E5-575G-51VI. Before placing an order, please ensure your old battery’s model is AS16A5K, KAS16A7K, and AS16A8K (14.8V 4-cell). Please do not order this battery if your old battery’s model is s AS16B5J or AS16B8J (10.95V /11.1V 6-cell). They can not replace each other 【Compatible 】Laptop Models for Acer Aspire E15 E5-475 E5-475G E5-523 E5-523G E5-553 E5-553G E5-575 E5-575G E5-575T E5-575TG E5-576 E5-576G E5-774 E5-774G F5-573 F5-573G F5-573T F5-771 F5-771G Series E5-575-52IF E5-575-53EJ E5-575G-59EE E5-575G-53VG E5-575G-57KJ E5-575-74RC E5-575-72N3 E5-575G-52RJ E576G-5762 E5-575G-53VG E5-575G-549D E5-575G-5341 E5-575G-33BM E5-575G-51VI E5-575G-59EE E5-575G-59GV E5-575G-765N E5-575G-76YK 【Compatible Part Number】AS16A5K AS16A7K AS16A8K 4ICR19/66 N16Q1 N16Q2 KT.00605.002 KT.00405.001 KT.00407.004 KT.0040G.007 【Security】All our products are Certified by CE, and FCC for safety. Strict guidelines for compatibility, and standards compliance for environment safety.
LG 22 inch 100Hz FHD Monitor 22MR410-B is designed for smooth daily work, study, and casual gaming. It features a 21.45-inch Full HD VA display with a 3-side borderless design. Additionally, it supports a 100Hz refresh rate and AMD FreeSync for smoother motion. Therefore, it works well for office tasks and everyday entertainment. The LG 22 inch 100Hz FHD Monitor 22MR410-B delivers 1920 × 1080 resolution with a 5ms response time and 250 cd/m² brightness. Moreover, it includes a 3000:1 contrast ratio and sRGB 99% color coverage for balanced image quality. It supports one HDMI port, D-Sub input, and headphone out for flexible connectivity. Furthermore, the monitor includes Reader Mode, Flicker Safe, Black Stabilizer, and Dynamic Action Sync for better comfort and smoother viewing. In addition, the stand supports tilt adjustment and VESA 100 × 100 wall mounting. As a result, users get a practical setup for home or office use. Specifications: 21.45-inch Full HD 1920 × 1080 VA display 100Hz refresh rate with AMD FreeSync support 5ms response time with 3000:1 contrast ratio HDMI, D-Sub, and headphone out connectivity Tilt adjustment with VESA 100 × 100 mount support
A compact and reliable pre-owned Lenovo ThinkPad L390 with 13.3" display, 8th Gen Core i7, 8GB RAM, and 256GB SSD—ideal for mobile professionals and students who need performance and portability in a durable business laptop.
Dell Latitude 5400 — business-class laptop built for reliability and productivity.• Intel Core i5 8th Gen • 8 GB RAM • 256 GB SSD • 14” FHD TouchscreenWindows | Durable Design | Backlit Keyboard
BATTERY DELL F3YGT 7.6V 60Wh Type F3YGT Battery for Dell Latitude 7480 7490 7280 7290 7380 7390 P73G001 P73G002 P28S001 P28S002 P29S002 DM3WC 2X39G DM6WC 451-BBYE 453-BBCF P28S P73G KG7VF 4-Cell About this item REPLACE BATTERY PART : 7.6V 60 WHr 4-Cell F3YGT battery replace part F3YGT DM3WC 2X39G 0DM3WC 0F3YGT 451-BBYE 453-BBCF KG7VF. (Only replace with type 60Wh battery, NOT fit DJ1J0 42WHr 3-Cell! Please check your original battery to make sure you get the correct replacement battery!) FIT LAPTOP MODELS: For Dell Latitude 12 7000 7280 7290 Latitude 13 7000 7380 7390 Latitude 14 7000 7480 7490 Latitude 7280 7290 7380 7390 7480 7490 E7280 E7290 E7380 E7390 E7480 E7490 P28S P73G P28S001 P28S002 P73G001 P73G002 Series laptop. (NOT fit for Dell Latitude 7390 2-in-1 Series) SPECIFICATION: Model Name: 60Wh Standard Rechargeable Li-ion Battery Type F3YGT; Battery Type: Li-Ion Polymer; Voltage: 7.6V; Capacity: 60Wh; Cells: 4-cell; Size: About 9.37×3.78×0.22inch; Weight: About 10OZ / 0.63lb; Condition: 100% New; Life span: About 300-500 discharge per charge cycles; Packages includes: 1PC F3YGT laptop battery(with two free screwdrivers and user manual for easy installation, battery cable NOT included)
The Samsung 75″ Neo QLED QN85F 4K Smart TV QA75QN85FAUXTW delivers a premium viewing experience with advanced Neo QLED display technology. It produces bright, detailed images with strong contrast and rich colors, so movies, sports, and games look sharp and immersive on the large 75-inch screen. Neo QLED technology uses Quantum Mini LEDs to improve brightness control and contrast precision. As a result, dark scenes appear deeper while bright areas stay vivid and accurate. This creates a more balanced and realistic picture across all types of content. Samsung integrates an AI-powered processor that enhances picture quality in real time. It analyzes each scene and automatically adjusts brightness, sharpness, and color. Therefore, the Samsung 75 Neo QLED QN85F 4K Smart TV QA75QN85FAUXTW consistently delivers optimized visuals without manual tuning. In addition, AI upscaling improves lower-resolution content closer to 4K quality for better clarity. HDR support increases brightness range and color depth, making visuals more dynamic and lifelike. Fast motion handling also improves clarity, which enhances sports and action scenes. The Smart TV platform provides easy access to streaming apps, gaming features, and smart home controls. It runs smoothly and responds quickly when switching between apps. In addition, the slim design with thin bezels gives the Samsung 75 Neo QLED QN85F 4K Smart TV QA75QN85FAUXTW a modern and premium appearance. Overall, this Samsung Neo QLED TV combines bright performance, AI optimization, and smart connectivity for a powerful home entertainment experience. Specifications: Neo QLED technology delivers bright, detailed, and accurate visuals 75-inch 4K display provides immersive large-screen viewing experience AI processor optimizes picture quality automatically in real time HDR improves contrast, brightness, and color depth Smart TV platform supports apps, streaming, and smart features
Size 34″ Display Type IPS Color Gamut (Typ.) sRGB 99% (CIE1931) Color Depth (Number of Colors) 16.7M Pixel Pitch (mm) 0.312 x 0.310 mm Response Time (GTG) 5ms (GtG at Faster), 1ms MBR Refresh Rate 75Hz Aspect Ratio 21:9 Display Resolution UW-FHD Resolution 2560 x 1080 Brightness 400cd/m² Contrast Ratio 1000:1 Viewing Angle 178º (R/L), 178º (U/D) Surface Treatment Anti-Glare INPUT/OUTPUT HDMI Yes x 1 DisplayPort Yes x 1 USB Type-C Yes (DP Alternate Mode) Headphone Out Yes POWER Type Adapter Input 100-240 Vac, 50/60Hz Power Save/Sleep Mode (Max.) Less than 0.5W DC Off (Max.) Less than 0.3W Power Consumption (Typ.) 30W Power Consumption (Max.) 40W SPECIAL FEATURES Color Weakness Mode Yes Adaptive Sync AMD FreeSync™ Black Stabilizer® Yes Dynamic Action Sync® Yes Crosshair® Yes Flicker Safe Yes Smart Energy Saving Yes Reader Mode Yes Super Resolution+ Yes Color Calibrated Yes Dual Controller Yes OnScreen Control (OSC) Yes HDR (High Dynamic Range) HDR10 VESA DisplayHDR™ DisplayHDR™ 400 HDR Effect Yes Auto Input Switch Yes Motion Blur Reduction Technology Yes FreeSync (Low Frame Compensation) Yes 1ms Motion Blur Reduction Yes SOUND Speaker No Built-in Speaker DIMENSIONS/WEIGHTS With Stand (WxHxD) 32.2″ x 22.4″ x 9.4″ (Up), 32.2″ x 18.0″ x 9.4″ (Down) Without Stand (WxHxD) 32.2” x 14.4” x 1.8” Shipping Dimensions (WxHxD) 37.0″ x 20.3″ x 8.6″ With Stand Weight 17.4 lbs Without Stand Weight 13.2 lbs Shipping Weight 24.0 lbs STAND Display Position Adjustments Tilt/Height CABINET/ACCESSORIES Wall Mount Size (mm) 100 x 100 mm HDMI Yes 3 Years Warranty manufacturer link
Genuine-spec US layout (QWERTY) black keyboard replacement for MacBook Air 13.6″ and 15″ models (2023–2025, M2/M3/M4 chips)—featuring Apple’s Magic Keyboard with scissor-switch mechanism, backlighting, and precise OEM fit. Compatible With: 13.6″ MacBook Air: A2681 (M2, 2022–2023), A3113 (M3, 2023–2024), A3240 (M4, 2024–2025) 15″ MacBook Air: A2941 (M2, 2023), A3114 (M3, 2023–2024), A3241 (M4, 2024–2025) 13.6″ MacBook Air: A2681 (M2, 2022–2023), A3113 (M3, 2023–2024), A3240 (M4, 2024–2025) 15″ MacBook Air: A2941 (M2, 2023), A3114 (M3, 2023–2024), A3241 (M4, 2024–2025) Keyboard Layout: Standard US English (QWERTY) with wide Enter key, dedicated left/right arrow keys in inverted-T layout, and full function row—matches Apple’s original US configuration. Design: Apple’s Magic Keyboard with scissor-switch mechanism—providing quiet, stable, and responsive typing with 1mm key travel and enhanced durability. Features: Integrated backlighting for low-light use, ambient light sensor compatibility, and OEM-style flex cable for direct logic board connection. Color: Sleek black keycaps—ideal for Space Gray and Midnight finishes, and visually consistent across all color variants. Precision Fit: Engineered to exact Apple specifications for alignment, key spacing, and mounting—ensures seamless integration into the original top case. Installation Note: The keyboard is factory-glued into the top case. Replacement requires full disassembly, careful removal, and professional-grade re-adhesion. Recommended for experienced technicians only.
BATTERY LENOVO 00HW023 11.25V 2.09Ah 24Wh 00HW022 00HW036 SB10F46460 Notebook Battery Compatible with Lenovo Thinkpad T460s Series Laptop About this item Condition: New Voltage: 11.25V Capacity: 24Wh/2090mAh Color: Black Replace Part Number: 00HW022 ASB10F46460 00HW023 SB10F46461 00HW036 SB10F46474 Fit for Laptop Models: Lenovo Thinkpad T460s T470s Series Laptop Notebook The Package Includes: a 1X 00HW022 battery. Before purchasing, please open the back cover of the laptop to confirm the battery model and capacity. Raise the battery life: 1:After receiving the battery, Please charge it fully, then discharge it to around 10%, and do itthreee times. 2:If you don’t use the battery for a long time, please charge and discharge it once a month
The Samsung 27″ Smart Monitor M5 M50D (LS27DM501EMXUE) is an all-in-one display designed for work and entertainment. It combines a Full HD monitor with built-in smart TV features. Additionally, it allows direct streaming without a PC using integrated apps. Moreover, it features a 27-inch VA panel with Full HD resolution and a 60Hz refresh rate. It supports HDR10 and delivers wide viewing angles with consistent image quality. Furthermore, the monitor includes built-in speakers, Wi-Fi, and Bluetooth connectivity. It runs on Samsung Tizen OS, enabling access to apps, Samsung TV Plus, and Gaming Hub. It also supports multiple ports, including HDMI and USB-A, for easy device connection. Features like Multi Control and Workspace improve productivity across devices. Overall, the Samsung 27″ Smart Monitor M5 M50D delivers versatile use with streaming, productivity tools, and display performance in one device. Specifications: 27-inch Full HD (1920×1080) VA display 60Hz refresh rate with 4ms response time Built-in smart TV apps with Tizen OS Integrated speakers with HDMI and USB ports Wi-Fi and Bluetooth connectivity support
BATTERY DELL RYXXH Laptop Battery Compatible with DELL Latitude E5250 P25S001 Latitude E5450 E5550 DELL Latitude 3150 P21T001 Series Notebook 09P4D2 9P4D2 0YD8XC R5MD0 5TFCY VVXTW VY9ND 38Wh 11.1V About this item 【Basic Details】Item Model: RYXXH ; Battery Type: Li-ion; Voltage: 11.1V; Capacity: 38Wh; Battery Color: Black. 【Compatible P/N 】RYXXH 0RYXXH 9P4D2 R5MD0 YD8XC 5TFCY VVXTW VY9ND 0VY9ND Laptop Battery. 【Compatible Laptop Models】 DELL Latitude 12 5000 Series, DELL Latitude 12 E5250 Series, DELL Latitude E5450 Series, DELL Latitude E5550 Series, DELL Latitude 3150 Series, DELL Latitude 3160 Series. 【Note】The package includes: 1*battery and 1*Instructions. Packaged by sponge or bubbles to prevent damage. Before purchasing, please open the back cover of the laptop to confirm the battery model and shape.
Genuine-spec touchpad flex cable for MacBook Pro 13″ (Model A1502, Mid 2014)—restores full trackpad functionality, including precise cursor control and physical click response. Essential for repairing unresponsive or erratic trackpad behavior. Compatible With: MacBook Pro 13-inch (Mid 2014, Model A1502, Model Identifier MacBookPro11,1) with Intel Core i5/i7 processors and Retina display. Part Type: Touchpad flex cable only — does not include the trackpad housing, button mechanism, or mounting hardware. This is the ribbon cable that connects the trackpad to the logic board. Function: Transmits cursor movement and click signals (left/right physical clicks) Supports standard multi-touch gestures (two-finger scroll, tap-to-click, pinch-to-zoom) ⚠️ Note: This model uses a physical click mechanism—not Force Touch (no haptic feedback or pressure sensitivity). Transmits cursor movement and click signals (left/right physical clicks) Supports standard multi-touch gestures (two-finger scroll, tap-to-click, pinch-to-zoom) ⚠️ Note: This model uses a physical click mechanism—not Force Touch (no haptic feedback or pressure sensitivity). OEM-Quality Build: Matches Apple’s original in: Cable length and routing path Connector type and pin alignment Insulation and flexibility for long-term reliability Cable length and routing path Connector type and pin alignment Insulation and flexibility for long-term reliability Common Use Cases: Replacing a torn, frayed, or corroded original flex cable Fixing: Unresponsive or intermittent trackpad Cursor jumping or drifting Click function failure (left or right) Complete trackpad disconnect Replacing a torn, frayed, or corroded original flex cable Fixing: Unresponsive or intermittent trackpad Cursor jumping or drifting Click function failure (left or right) Complete trackpad disconnect Unresponsive or intermittent trackpad Cursor jumping or drifting Click function failure (left or right) Complete trackpad disconnect Installation Note: Requires bottom case removal and battery disconnect. Connects via a ZIF (Zero Insertion Force) socket on the logic board—do not force. Cable routes under the battery; handle with care to avoid strain. Suitable for intermediate to advanced DIYers or technicians. Requires bottom case removal and battery disconnect. Connects via a ZIF (Zero Insertion Force) socket on the logic board—do not force. Cable routes under the battery; handle with care to avoid strain. Suitable for intermediate to advanced DIYers or technicians.
Xprinter XP-80T 80mm Thermal Receipt Printer Press to download driver: XPrinter Driver Setup V7.77 Press to download driver: XPrinter Driver Setup V7.77
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