... or contact us directly.Thanks! 2.4G wireless keyboard and mouse comboFeatures 1, 2.4GHz wireless standard keyboard + 3D optical mouse + USB receiver2,10m effective distance 3,Battery ... hight precise optical mouse sensor;5,Blue light navigation technology.6,Mouse model and style optioned freely.7,Waterproof design Description2.4G wireless keyboard and mouse comboModel 6800G ...