A PixArt Gaming Sensor built into the Wireless Gaming Mouse WG10 makes it possible to track even the smallest movements. WIRELESS 2.4GHZ PRO-GAMING MOUSE RAIGOR II WG10 Real-time PixArt Gaming Optical Sensor DPI adjustment: 800-2,000 DPI Five Million Huano Clicks Lifetime One AA battery powers it. Voltage: Silicon Rubber Roller, 2.1-3.6 volts Ten meters is the wireless distance. Ergonomic Design for Both Hands Dimensions: 114 x 70 x 38 mm The PixArt Gaming Sensor, which is built into the WG10, makes sure that even the smallest movement from this wireless mouse is consistently tracked. featuring clever power-saving features that enable a sustained experience for headshots that win games. DESIGN THAT IS LIGHTWEIGHT With Fantech's lightest wireless gaming mouse, you can control more quickly and smoothly. It weighs only 61 grams (without a battery).