KMW72267 Features Performance Optical technology for superior precision and responsiveness. Convenient ultra-thin snap-in receiver stows inside and turns off when stowed. Battery signal indicator signals 40pct, then 10pct, giving user ample time to replace. Comfortable sleek shape feels great for hours of comfort. Global Product Type: Mice; Mouse Technology: Optical; Connector/Port/Interface: USB; Left/Right Hand Use: [...]