2.4G Cat Wireless Mouse Mute USB Receiver Cute Portable 3 Levels DPI Mouse for M3 Laptop Computor Purple Item Type: Cute Cat Wireless Mouse Material: ABS Battery: 1 x AA Batteries (Without) Connection Mode: 2.4G Operating Distance: 10m / 32.8ft If there is no response: 1. Plug the USB receiver into the USB port of your computer and wait for the driver to be installed automatically. (If the driver is already installed, please skip this step) 2. Pull out the USB receiver and remove the mouse's battery. 3. Plug the receiver into the same port and install the battery within 10 seconds. The distance between the mouse and the receiver must be less than 20 cm. 4. After the pairing is done automatically, the mouse can be used within 10 meters. Size: Approx. 104x68x38mm / 4.09x2.68x1.50in