Bluetooth Numeric Keyboard 22 Keys Wireless Ultra thin Ergonomic Digital Numpad Number Pad for Android for Windows PC Laptops _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ BT304 22 Keys Numeric Keypad Wireless Mini Keyboard Compatible with Bluetooth 5.0 Feature: 1. Ergonomic design, more comfortable handfeel. 2. Support for Android, for Windows, for Mac OS systems. 3. 22key wireless ultrathin numeric keypad, compatible with Bluetooth 5.0. 4. Use time up to 80 hours , keystrokes up to 3 million times 5. Scissor foot key structure design, fast rebound speed, low delay. Specification: Item Type: 22 Keys Numeric Keypad Material: ABS Support System: for ANDROID, for WIN, for Mac OS Number Of Keys: 22 Keys Compatible with Bluetooth: Compatible with Bluetooth Version 5.0 Keyboard Life (Keystrokes): 3 Million Times Response Speed: 5 Milliseconds Compatible with Bluetooth Transmission Distance: Approx. 10m / 32.8ft Working Current / Voltage: 0.25MA 3V Battery Type & Capacity: 2xAAA (Not Included) Use Time: 80 Hours Package List: 1 x Numeric Keypad (Battery Not Included) 1 x User Manual _x000D_