12 Connection Methods: The wireless numeric keypad adopts two connection methods, wireless and 2.4G, you can choose according to your needs 2Touch Screen: The wireless number pad has a touch screen that can be controlled with a mouse, which can give you more control experience 3Plug and Play: The type c number pad requires no complicated installation process and no need to download drivers. Plug and play is very convenient 4Lightweight and Portable: The laptop keypad is small and lightweight, making it easy to carry. Is perfect for your work and study 5Wide Compatible: The number keypad works with most computer systems, for Win, for IOS, for Android and for OS X Item Type:WirelessNumericKeypadMaterial: ABSBT Version: 5.0Transmission Distance: 10meters/10.9ydNumber of Keys: 22 KeysInterface: Type CTouchpad Size: Approx. 78 x 110mm / 3.1 x 4.3inBuilt in Lithium Battery: 500mAhSupport System: For Win, for IOS, for Android, for OS XConnection Method: 2.4G and BT 1 x WirelessNumericKeypad1 x Charging Cable1 x Receiver