Very cute and functional wireless mouse for you! Built-in rechargeable lithium-ion battery makes it more convenient. 2.4GHz wireless technology ensures high transmission speed and 10m operating distance. Don't miss it! Features: High performance optical sensor ensures excellent accuracy and control. Plug and Play. Comes with a receiver and the operating distance up to 10 meters. It has two eyes, that are used as the left click and right click buttons, and a scroll button for its nose. Built-in rechargeable lithium-ion battery, very convenient to use, dispense with frequent battery replacement trouble, comes with a recharging usb cable. Insert the receiver into computer USB port, turn on the power switch on the back of the mouse, take note if the receiver has been contacted with USB interface in good condition, then wait for about 5 seconds to work. Specification: Material: ABS Interface: USB Connection: Wireless Number of keys: 3 (key) Ergonomics: Support Operating Distance: 10m Photoelectric resolution: 1200dpi (dpi) Wireless Transmission Frequency: 2.4GHz Color: Black and White Size: 9.1 x 6.4cm / 3.6 x 2.5inch Package Weight: 97g Quantity: 1pc Fitments: For Win/OS X/Linux/Andriod/IOS Package included: 1 x Wireless Optical Panda Computer Mouse 1 x USB Charging Cable 1 x Receiver Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.1High performance optical sensor ensures excellent accuracy and control. 2Plug and Play. Comes with a receiver and the operating distance up to 10 meters. 3It has two eyes, that are used as the left click and right click buttons, and a scroll button for its nose. 4Built-in rechargeable lithium-ion battery, very convenient to use, dispense with frequent battery replacement trouble, comes with a recharging usb cable. 5Insert the receiver into computer USB port, turn on the power switch on the back of the mouse, take note if the receiver has been contacted with USB interface in good condition, then wait for about 5 seconds to work.