Features: Support ergonomics, it is comfortable to use the mice Speed, as soon as possible to lift the masses of the difficult problems of Wireless transmission. Portable and weight light, very convenient to carry and store Adjustable gear settings, giving you a more convenient and quick gaming experience High-quality ABS plastic material, durable, and can be used for a long time Specifications: 1. Slim, ergonomically-designed 2.4 GHz wireless mouse, ideal for home or office use 2. Compatible with most laptop and desktop computers via USB receiver (packed in the mouse) 3. Optical tracking technology, works on many different surfaces 4. 16 wireless working channels, automatic frequency jumping 5. Frequency: 2402MHz-2480MHz 6. Wi-Fi Range: 10m app. 7. Color: Pink, Red, Green, Blue, White, Black ( each color has 2 versions, send it by random) 8. Powered by two AAA batteries (not included) Package Includes: 1 x Wireless Mouse 1 x USB Receiver Cautions: 1. Operation distance is closely related to the environment. 2. The mouse will shut off automatically and enter sleeping mode to save power when it/'s not used for a long time. To wake it up, press the right or left button.