Features: Dualmodes Numeric keypad: This wireless Numeric keypad uses BluetoothCompatible and 2.4G connection to ensure fast connection. Touch pad: This wireless Numeric keypad is equipped with a touch pad, which can provide you with more control experience. 500 mA battery: This wireless Numeric keypad uses a built-in 500 mA battery to providemaximum transmission distance of 10.9 yards. Portable size: This wireless Numeric keypad with touch pad is small in size, light in weight, and very convenient to carry. Wide compatibility: this wireless Numeric keypad with touchpad,convenient. Specifications: Material: Plastic Size:approx 16.73x11.87x1.33cm/6.59x4.67x0.52in Modes：2.4Ghz+BluetoothCompatible Number of keys: 22keys Interface: TypeC Color：As Pictures Material ：ABS Package Includes: 1PC Numpad note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.