Wireless 2.4G Mini USB 18Keys Numeric Keypad A wireless numeric keypad is an essential if you want a cable-free connection. Light weight and compact design makes it both nice and practical. A perfect choice for you Features: 2.4G Wireless technology provides a cable-free connection, which is super convenient. Powered by 1 x AAA battery (Battery is not included). Compatible with most computers (Windows / Android / iOS). Auto Sleep Mode: It enters into hibernation/sleep mode if there is no operation for a long time, energy saving and frugal. Best for Notebook Users who always work with number keys, Mini digital keyboard. The remote control is within 10 meters (33ft), beware that wireless range may vary depending on interference or the setup of your device. Specification: Material: ABS Color: Black Connection: 2.4G Wireless Remote Distance: 10m Number of keys: 18 (key) Battery: 1 AAA batteries (Not Included) Size: 140*85*10mm Package included: 1 x 2.4G Wireless Numeric Keypad