Feature:1. BLUETOOTH 5.1 WIRELESS CONNECTION: No need for complicated wired connections, Bluetooth 5.1 technology provides a stable and neat wireless connection.2. MULTIFUNCTIONAL: Numeric keypad 19 keys features 19 shortcut keys for quick access to frequently used functions, making work more efficient.3. ERGONOMIC DESIGN: The Numpad keyboard is ergonomically designed to provide you with the most comfortable tilt angle, helping to reduce wrist pressure.4. PRECISE CONTROL: The Numpad keyboard is made of ABS material, which is comfortable to the touch and provides precise control, greatly reducing the stress of use.5. PORTABLE AND SLIM: Wireless number pads are lightweight and easy to carry on the go for accounting data entry wherever you go.Specification:Item Type: Bluetooth Numeric KeypadMaterial: ABSKeys: 19 KeysBluetooth: Bluetooth 5.1Bluetooth Wireless Name: BT KeyboardKey Life: More Than 10 Million TimesBattery: CR2032 Button Cell One (Not Included).Package List:1 x Bluetooth Numeric Keypad (Battery Not Included)1 x User Manual