2.4 Ghz Wireless Lighted DPI Optical Mouse and Keyboard Combo Bundle Kit Set /USB Receiver for PC Laptop Mac Notebook Color Blue 1. Stylish and delicate keyboard & mouse kit with a great price and excellent quality 2. Power saving function is available for both, powered by AAA batteries, super portable and easy to operate and install 3. Slim, mute mouse with 3 modes LED light for choice; User-friendly keyboard with special round keys/buttons design 4. Rubber mat for every corner well protected; Customized rubber keyboard cover as a free gift. 5. NOTE: Mini USB receiver is inserted in the battery slot