Feature:1. Precise Control: Numpad is made of high quality ABS material, which is comfortable to touch, precise control, good elasticity, fast reply, and reduces pressing sound.2. Bluetooth Technology: The digital keyboard adopts Bluetooth technology, you only need to pair with Bluetooth to use, which is convenient and quick to use.3. Shortcut Keys: The numeric keyboard supports shortcut keys such as NumLock, ESC, Tab, Delete, etc., which can directly open the computer calculator.4. Fast Data Transfer Speed: no device drivers, no delay and loss, fast data transfer speed, simple operation, convenient for your use.5. Automatic Sleep Function: Numeric Keypads also have automatic sleep function to reduce power consumption and reflect energy saving. Press any key to wake up the keyboard.Specification:Item Type: Numeric Keypad BluetoothMaterial: ABSWorking Distance: Approx. 10meter / 10.9ydSleep Current: <10μABattery Specifications: 2 AAA Batteries (Not Iincluded)Support System: For ANDROID, for WIN, for IOS.Package List:1 x keyboard1 x User ManualNote: