USB Recharging technology ♪Charging technology combined with the electrictiy saving technology quickly save you battery replacement trouble. Easy to charge,Computer, Notebook,Mobile power supply all can be used to charge on. Super cute and creative design ♪Seiko spy craftsment heart, just to win your heart. 2.4GHz Wireless ♪2.4GHZ wireless transmission technology, the transmission distance can reach 10M! Ergonomic handle experience ♪Ergonomic feel more comfortable, to bring you the best experience. 20,000 Hours of testing ♪Through more than 20,000 hours of usage time testing, product quality, no worry of quality! Charging Tips: 1) It takes 3-4 hours to charge the mice, can be used for 7 - 15 days after every recharge.(depends on everyday frequency of usage, for example:You can use the mouse for 10 days around if use it 4-6 hours a day.） 2) Plug the charging cable into the USB port, the built-in indicator blue light (on the left of the nose) will go on when charging, and go off when fully charged. Specification: ♪ Material: High quality ABS material ♪ Interface type: wireless（with receiver） ♪ Dimensions: 4'' x 2.6'' x 1.7'' ♪ Windows/2000/2003/XP/Vista/Win7/Linux/WinCE(5.0 6.0)/Android (2.1, 2.2, 2.3, 4.0)/Mac Package Include: • 1 x Wireless Panda Mouse • 1 x USB charging cable • 1 x Receiver