Brand Name: CAKEYCN
Type: 2.4Ghz Wireless
Operation Mode: Opto-electronic
Style: Trackballs,Mini
Number of Rollers: 1 pcs
Package: No
Power Type: Battery
Number of Buttons: 4
Gross Weight: 55g
Hand Orientation: Both Hands
Interface Type: USB
DPI: 1200
Feature 1: Ultra thin
Feature 2: fashion
Size: 11x4.5x1.98cm
Fit for: laptop PC computer
Feature 3: For Laptop Notebook PC Desktop Computer
Feature 4: For Windows 2000, Me, XP, Vista, Win 7 8 10