Brand Name: Erilles
Origin: Mainland China
Type: 2.4Ghz Wireless
Certification: NONE
Number of Rollers: 1 pcs
Gross Weight: 58g
DPI: 1600
Package: Yes
Number of Buttons: 4
Operation Mode: Opto-electronic
Style: Trackballs,Finger,Mini
Power Type: Battery
Time to market: Dec-04
Model Number: W2100
Hand Orientation: Right
Interface Type: USB
type 4: USB optical mouse
type 3: gaming mouse
type 2: game mouse
type 1: wireless mouse
Operation systems: Windows 2000, Me, XP, Vista, Win 7 and Mac
Characteristic: computer mouse
Wireless Technology: Supported
Wi-Fi Range: 10m
Power: 2 x AAA battery (not included)