Detailed Product Description Car wireless mouse , Wireless mouse, Car wireless mouse, wireless car mouse, Wireless car mice, car wireless mice, car mouse wireless, wireless mouse in car shap Feature&Function: - Adopts advanced RF & 3D optical ... life over 1,000,000 times- Power from 2pcs AAA batteries. (battery not enclosed)- Compaliance with Windows 98/ME/2000/XP ...