1、Unique Keycaps: UV coated keycaps and laser etched ABS keycaps are designed to prevent sweating and damage to the keycaps. 2、Ergonomic Design: 2.4G wireless mouse is ergonomically designed with slippy lines, comfortable feel and anti fatigue for long time use. 3、Silent Design: 102 keys wireless keyboard uses silent button, you can enjoy comfortable and fluent typing and percussion without causing disruptions. 4、Suitable Systems: Wireless keyboard and mouse combo works with all major operating systems, including desktop computers, mobile devices, tablets and more. 5、USB Adapter: Easy and fast operation with USB receiver, 2.4G wireless technology extends the range of the mouse up to 10m, wireless design keeps your desk clean and space saving away from all kinds of cables. Item Type: Wireless Keyboard and Mouse Combo Material: ABS Keyboard Battery Type: 2 x AA Batteries (not Included) Mouse Battery Type: 2 x AAA Batteries (not Included) Support System: Compatible with All Major Operating Systems Applicable Equipment: for Desktop Computers, Mobile Devices, Tablet PCs, Etc. 1 x Keyboard 1 x Mouse 1 x Adapter