Wireless Keyboard Mouse Combo --- Includes Cute Quite Wireless Keyboard with 104 Quiet and Comfortable Keys and Wireless Mice. Keyboard Dimensions: 445 x 136 x 35 mm; Mouse Dimensions: 101 x 75 x 34 mm. The design help you save more place in your office or home. 2.4GHz Dropout-Free Connection Connection&Plug and play --- 2.4GHz signal delivers up to a range of 28 feet connection that allows you to work with your PC from a distance. One small Nano receiver (USB 2.0) connects both the mouse and keyboard without installing any additional software, high speed rate of return allows the combo to ensure their stable and smooth transmission without delay and frame skip, hence to enhance your typing experience. With Auto-Sleep Feature --- The ergonomic wireless keyboard is powered by 1 AA battery, and the wireless mouse is powered by 1 AA batteries. While not using for 8-10 minuts, will enter auto-sleep mode, that saves battery life and reduce battery replacement. allowing for 18 months of keyboard use and 18 months of mouse use, battery life may vary based on user and computing conditions. Wide Compatible Full-Size Wireless Keyboard and Mouse Combo --- The Colorful Keyboard with number pad and mice combo add vitality to your Desktop. Improve work efficiency. Works with your PC, desktop computer, laptop.