2.4G/BT5.0/USB-C: This laptop numpad features three connection modes: Wireless 2.4GHz, Bluetooth 5.0, and Wired USB-C. It allows for easy device connection and switching without delays or dropouts. Enjoy fast data transmission with a range of up to 33ft (10m) | Adjustable 7-Color Backlight: Equipped with 7 color options and 3 brightness levels, the illuminated keys ensure that you can work comfortably in dim condition. The shortcut keys (esc+arrow keys) allow for easy adjustment of color and brightness | Rechargeable & Long-Lasting: With a high-capacity 1000mAh rechargeable battery, the number keypad can last up to 500 hours without backlight for one time charging. Power switch and auto sleep after 10 mins for maximum power efficiency, press any key to wake up. The indicator light blinks to remind you of low battery | Metal Panel & Silent Keys: Made with high-quality aluminum material, it is built to last and can withstand accidental drops and scratches. The scissor switch keys are smooth and quiet. With a slim and lightweight design, this number pad is perfect for on-the-go use | Familiar 35-Key Layout & Functional Keys: The laptop number keyboard is equipped with several commonly used shortcut keys, including Esc, Ins, Delete, Tab, Home, End, PrtSc, PgUp, PgDn, Calculator, Search, BackSpace and four arrow keys. The similar layout as the full-size keyboard, increases your productivity without taking time to get used to it | Wide Compatibility: This numeric keypad works seamlessly with Mac OS, iOS, Windows, and Android systems. The included USB A-C adapter allows it to connect to a wide range of devices with USB or Type C ports, including MacBook, iMac, computers, and laptops