The real-time tracking of GT301 GPS tracker of Queclink is carried out within a Tracking Management Platform always online, can also send SMS alerts up to 20 numbers scheduled on the Mobile Phone GT301. To increase security and control, Queclink GT301 has a reserved key for Panic button function; when this key is activated on the GT301 phone, it alerts sending emergency alarms to the predefined numbers or can also send the alarms to an online GPS service. GT301 is a Standalone GPS with a Li-ion 1000mAh battery, able to last up to 480 hours in standby mode.