Comfortable and simple: the numeric keypad adopts a low keyboard design, comfortable keyboard feel and simple keyboard layout. Widely compatible: the numeric input of the small keyboard comes with keys, no with the computer keyboard, compatible with a variety of operating systems, no need to install the driver, waterproof: the USB numeric keypad adopts a splash-proof design, which reduces the possibility of the keyboard into the water and short-circuiting. Key situation: the numeric keypad adopts 28 keys, including Delete and Backspace keys, which makes input and correction more convenient. Simple input: the wired mini keyboard fits the shape of fingers, suitable for touch typing The numeric keypad features 28 individual keys, including Delete and Backspace keys, making input and correction more convenient. Color:As Shown Material:Aluminum Alloy Package Contents: 1Set * 28-key Bluetooth digital mini keyboard Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.