Landmice Mini Cooper S Wireless Computer Mouse -- Silver 3 Button Mouse Officially licensed product One year limited warranty Accurate adjustable 1000, 1250, 1750 dpi resolution Built-in Automatic shut-off timer Functioning head lights and tail lights 30' Range BlueEye Engine Super mini Nano receiver Store-able slot under for Nano receiver, perfect for traveling and lap tops Power switch to extend battery life 2.4G wireless technology