... Ray Engine Tech 2) operate range:10m 2.4G wireless mouse --Factory offering OEM/ODM,A-3500Product features2.4GHz digital ... months.Intelligent connectivity, no need to code, plug-and-play.Ergonomically designed, comfort grip.Many dormant class control ... adjustable .Power switch.Low-voltage alarm function.Technical Spec.RF carrier,2402MHz-2480MHzRF operation channel,16,auto frequency hoppingRated ...