2 Connect Methods: The thin keyboard supports 2.4GHz USB A and Bluetooth connect, meet various using needs. Connect up to 3 devices across OSs(Windows, Mac, iOS, Android). Easy device switching by clicking Fn+1/2/3 and Fn+Q/W/E/R. Ultra Slim & Wireless: Meet the compact keyboard (0.46in, 0.88lbs) with slim ABS body. The cordless keyboard stay connected at 33ft range, ideal for clutter-free desks in office/home/travel. Rechargeable & Power-Saving: Built-in 280mAh battery lasts 90 Days(200 Hours). Charges fully in 2hrs via USB-C(charging cable is included). 10 minutes auto-sleep for saving power. You can use it while charging. Feel-Good Fluid Typing: Low-profile silent keyboard with scissor switches, making a more comfortable, quiet, familiar, laptop-like typing. The reinforced keycap lettering is less prone to wear and staining. Compact with Number Pad: The slim computer keyboard with numeric keypad, delete keys, and F1-F12 multimedia function keys, suitable for careers in d