Numeric Keypad 2.4G 22 Keys Wireless Mechanical Number Pads Mini USB Keypad for Laptop

System requirements Microsoft Windows 2000 Microsoft Windows XP Microsoft Windows Vistal Microsoft Windows 7 Microsoft Windows 8 Microsoft Windows 10 Microsoft Windows 95 98 ME LINUX Android IOS Clicky Sound Mechanical numpad applies high quality switches with noticeabletactile and audible clicky feedback, helps to truly improve your typing speed and accuracy. Plug-Play Convenient and easy to use, support plug and play, and is applicable to any desktop and laptop computers. Power Specific Power-saving design: When the keypad is not in use after 2 seconds, it will turn go into sleep mode to conserve battery, press any key to wake the keypad. The RF 2.4GHz keypad requires one AA alkaline battery. What's in the Box? 1 x 22-key Mechanical Numeric Keypad 1 x User Manual 1 x USB Receiver 1 x AA Battery NOTE: This keypad for laptop may not be fully compatible with Mac system. (Function keys do not work, while numeric part works fine.)