1. 2.4GHZ,1000 DPI 2.1 year warranty 3.RoHS ABS material 4. ... Description:1, it can move freely with wireless distance in 10 meters.2, Intelligent connection without match code3, Adjustable resolution ... specification:1. radio wave frequency: 2402 MHz-2480 MHz2. wireless operate channel:16,auto change3. working voltage: 1.5 ... resolution: 500 CPI / 1600 CPI Manufacturers Supply Mini Wireless Mouse