ET300 is brand new vehicle GPS model, GPS positioning accuracy is within 5 meters. Waterproof, 1 years warranty, and working voltage 9V to 100V. This means, not only working with car, taxi, Van, truck, motorcycle, it’s also working with E-bike, scooters, motorbike. Moreover, gps device is easy to operate with simply commands. GPS positioning Over speed alarm Playback Routes Vibration alarm Setting function via SMS Cut engine and internal battery(optional) ACC ignition detection Over voltage protection of car battery storage Static drifting protecting Low voltage protection of car battery storage Burglar alarm Built-in GPS ,GSM antenna Waterproof Sleeping mode for long-term standby Detail Parameters of GPS-blue, Power-red Data Transmit TCP, SMS Non-movement Detection Movement alarm based on built-in 3D motion sensor Mileage Report Track by time/distance interval power off.