Main Features:New hand type operation， release your wrist and gallop fly
Scientific ergonomic design， stretch the human body meridian at the greatest degree
Comfortable for alleviate wrist fatigue， to prevent the mouse hand
High resolution up to 1200DPI， accurate optical tracking Model: W20
Type: Mouse
Features: Rechargeable，Novelty，Mini
Color: Black Resolution: 1200DPI
System support: Windows XP，Windows 7，Mac OS，Windows 2000
Interface: Wired
Connection: Wired
Operating voltage: DC 5V
Operation Current: 150mA
Power Supply: USB Port Cable Length (m): 1.5 m
Package weight: 0.201 kg
Product size (L x W x H): 10.5 x 7.5 x 5 cm / 4.1 x 3.0 x 2.0 inches
Package size (L x W x H): 12.8 x 9 x 7.5 cm Package Contents: 1 x Wired Mouse