... receiver 3.Transmission distance 10 meters Wireless 2.4Ghz USB Folding Wireless Mouse Features:.Color: All black, ... included)3 keys (left, right, scroll)Superior wireless optical sensor.For home or office use. Designed ... meters.2.4GHz wireless with up to 30-foot range.Built-in mouse memory, no recoding ... be different for personal habit of using mouse.In case of mouse failure, please check battery power ...