Thank you for viewing! This is a wireless mouse in the shape of a cute hamster. Its adorable appearance is soothing just to look at. 【Description】 ■ Power Source: Battery-powered (AA battery) ■ Connection Type: Wireless (Bluetooth) ■ Color: Pink ■ The USB receiver is located inside the battery cover. Take out the USB receiver and plug it into your PC's USB port. ■ When the power switch is turned on, the optical sensor will blink red. ■ The mouse enters smart sleep mode if not operated for 10 minutes. You can restart it by pressing any button. ■ Dimensions: Approximately 105(L) X 73(W) X 40(H) mm, Weight: Approximately 60g It's very light. Easy to operate for women and children. Thank you for your consideration.