Built for professional performance, the BenQ U2 Wireless Gaming Mouse offers five buttons across an ambidextrous and minimalist design for agility and precision during gaming sessions. The PixArt 3395 optical sensor reaches up to 26,000 dpi and has a 1000 Hz polling rate for quick on-screen movements so your gaming performance can be more accurate. The wireless RF 2.4 GHz connection eliminates the need for a cable, and the battery life lasts up to 70 hours so you rarely have to worry about recharging.