Welcome to the store! 1、Provides a cable-free and clutter-free connection, which is super convenient. 2、Compatible with most computers. 3、Operated by 1 x AAA battery (battery not included). 4、Best for notebook users who are always working with number keys, Mini digital keyboard. 5、The remote control is within 10 meters (33ft), please note that the wireless range may vary depending on interference or device setup. A wireless USB numeric keypad is a must-have if you want a cable-free and clutter-free connection. Lightweight and compact design makes it both stylish and practical. A perfect choice for you! Features: 1. Provides a cable-free and clutter-free connection, which is super convenient. 2. Compatible with most computers. 3. Powered by 1 x AAA battery (Battery not included). 4. Best for Notebook users who are always working with number keys, Mini digital keyboard. 5. The remote control is within 10 meters (33 feet), please note that the wireless range may vary depending on interference or device setup. Specification: Material: Plastic Color: black, white (optional) Remote distance: 10m Number of keys: 18 (key) Plug and Play: Support Battery: 1 AAA batteries (not included) Size: 8 x 12 x 2.2 cm / 3.1 x 4.7 x 0.9 inches Package weight: 122g Quantity: 1 piece Package includes: 1 x Wireless USB Numeric Keypad 1 x Receiver Note: 1. Please allow 1-3 cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated the same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.