*Features*: *Stable 2.4G Wireless Technology*:Adopts 2.4GHz wireless technology for fast wireless data transmission ranging up to 32 feet,which ensures the sensitive and exact control via USB Receiver without cable interference. *3 Adjustable DPI & 6 Buttons：Features 3 adjustable DPI(800/1200/1600) and 6 buttons,which is different from common mouse and meet your different demands,whether used for daily work,game playing or as a designer. Ergonomic Design*:Adopts palm-contour and bilateral symmetry design to offer comfortable hand-feeling and fatigue-free use. *500000 Times Keystroke & Ultra Energy-Saving*:Test on it for more than 500000 times keystroke ensuring strong durability of the mouse. Powered by 2 AAA batteries lasting up to 2160 hours in normal use. Note:Battery not included and battery lifespan depends on User and PC condition. *Wide Compatibility*:Highly compatible with most system,such as fit for Windows XP/7/Mac OS/Linux/Vista etc. and fits for Notebook,PC,Laptop,Computer and other devices. *Specifications*:  Product Type: Wireless Mouse  IC: KA8UL  USB Version: USB 2.0  Wireless Work Channel: 16  Image Process Speed: 3000fps  Click Lifespan: 500000Times  Work Temperature: -15℃-60℃/5°F-140°F  Powered By: 2Pcs AAA Batteries (Battery Not Included)  RF Carrier: 2402MHz-2480MHz  Operation Current: 10mA-15mA  Operating Voltage: 2.1V-3.3V  Resolution Frequency: 800/1200/1600 DPI (Default resolution: 1200DPI)  Transmission Distance: Up to10m/32ft  System Compatibility: Windows, Mac OS  Color Available: Blue, Red  Product Size: 6x9.5x3.5cm/2.36x3.74x1.38in  Product Weight: 69.5g/0.16lbs  Package Size: 7.6x11.7x3.7cm/2.99x4.6x1.46in  Package Weight: 90.5g/0.2lbs *Package Lists*: 1 x Wireless Gaming Mouse  1 x USB Receiver  1 x User Manual