car shape 2.4G wireless mouse

2.4G car wireless mouse effective in 10-15M 500dpi/1200dpi usb port(NARO) power saving,Fold the power function Products features1.2.4GHz wireless two-way transmitting technology, effective in 10-15M.2.12 working channels ,strong capability of anti-interference.3.NANO minor receiver don't need code,plug and play.4.Receiver and transmitter connected forever, never loose.5.Speed of cursor 800CPI/1200CPI, adjustable.6.Minor receiver hidden inside.7.Auto power saving.8.The newest optical Engine, accurate position, ergonomics design with comfortable touch feeling; symmetrical shape suitable for left and right hand; special lines on the side, anti-slipping oflong use; Battery inside to keep the balance of weight and accuracy of speed.