GPS tracker for motorcycle VT206 is a quality GPRS Hidden Bike GPS Tracker. The GPS Tracker has internal GPS and GSM antenna, as well as standard functions that external antenna trackers have, like Geo-fence alert, Speed alert, SOS emergency call, Voice monitor, Built-in backup battery, Cut-off alarm, support low-battery alert, Built-in vibration sensor, and ACC ignition detection. Wide Range of 9-36V Voltage Power Supply, To meet your different assets needs.