2.4GHz Wireless Mouse for Laptop Ergonomic Computer Mouse with USB Receiver Wireless Mice for Windows Mac PC Notebook Features: 1. 2.4GHz Wireless Cordless Optical Mouse USB Interface PC Laptop New Quality. 2. Mouse refresh rate reaches 125MHz, smooth, no delay.High data smoothing rate, uniform data volume, accurate positioning. 3. High-performance intelligent wireless technology, using frequency hopping transmission, strong anti-interference ability. 4. Free code design, mouse power on, automatic pairing ID code, convenient for users to use. 5. With automatic sleep power saving function, saves power and more durable. Product Description: Bluetooth version:3.0 Power supply: 2 AAA batteries Optional Color: Black/Silver/Blue Weight: 0.05kg Interface Type: USB 3.0 Package Include: 1*Mouse 1*USB receiver Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.4GHz Wireless Cordless Optical Mouse USB Interface PC Laptop New Quality Mouse refresh rate reaches 125MHz, smooth, no delay.High data smoothing rate, uniform data volume, accurate positioning High-performance intelligent wireless technology, using frequency hopping transmission, strong anti-interference ability Free code design, mouse power on, automatic pairing ID code, convenient for users to use With automatic sleep power saving function, saves power and more durable