Plug&Play:No device drivers are required; Easy to use
Compact size: Convenient to carry and store
Hibernation mode enabled automatically, no power button needed
Low power consumption design:Powered by One AAA Battery (not included). The keyboard will automatically go into power-saving mode after 30 minutes of inactivity. Press any key and wait a couple seconds to wake the keyboard
What you get:1x Wireless Numeric Keypad,1x Receiver,1x Manual, 12 months warranty and friendly customer service