Battery Free Wireless Optical Mouse

Features:
1) Ergonomic design, comfortable to hold, easy to operate, reducing weariness
    effectively
2) Advanced optical technology and optical IC, high precision
3) Save battery cost 
4) Ultra Lighter weight
5) No Wireless disturb
6) For WIN98/ME/2000/XP
7) Initiate wireless skill (RFID)

Inner packing:
1pc/blister packing and color box