Gf 21 Mini Tracker

● Real-time tracking, historical track, vibration burglar alarm, electronic fence, built-in strong magnetic, multiple power-saving modes, low-power alarm , remote switch machine. ● SOS Call for Rescue: In case of emergency, press the SOS key, that is, to send a call and information to the guardian for help. ● Device Loss Can be found by Mobile App. ● Two-way Call: Address Book Number Calls with Users. ● Class anti-interference mode: set the non-interference time range through the guardian's mobile phone APP, and shield the incoming calls from the equipment.