Cuifati Numeric Keypad - 22 Keys Bluetooth Rose Gold

Ergonomic design, more comfortable hand feeling. Support for Android, Windows and Mac OS systems. Wireless Ultra Thin 22 Keys Numeric Keypad Compatible with Bluetooth 3.0 Usage time: up to 80 hours, keystrokes up to 3 million times. Design of keycap structure with scissor base, fast rebound speed, low delay. Specification: Item type: 22 keys numeric keypad Material: ABS Optional Color: Black / Silver Black / Iron Grey / Rose Gold Support system: for Android, for WIN, for Mac OS. Number of buttons: 22 keys. Compatible with Bluetooth: Compatible with Bluetooth version 3.0 Keyboard life (keystrokes): 3 million times. Response speed: 5 milliseconds Compatible with Bluetooth transmission distance: approx. 10 m / 32.8 feet. Working current/voltage: 0.25mA 3V Battery type capacity: 2 x AAA (not included). Usage time: 80 hours. Package list: 1 x numeric keypad (battery not included), 1 x user manual (English language not guaranteed).