Global real-time multi-precision positioning IP67 rated waterproof 750mAh large-capacity battery can be set to a variety of positioning modes, to achieve ultra-long standby time 90-day history track playback at any time, at a glance Weighs only 35g, easy to carry<br><br>Multiple Positioning Mode:GPS+ AGPS+LBS+Wifi+BDS 4G Bands:4G4G:LTE-FDD:B1/B3/B5/B7/B8/B20, LTE-TDD:B34/B38/B39/B40/B41 2G Bands:GSM:B3/B5/B8 Track:The user's specific location can be inquired through the cell phone APP or the computer Fence:Designate an area on the map by setting the device as the center point and the alarm will be triggered off immediately once the user of the device goes into or out of this area PlayBack:Inquire the moving routes of the device in the past 3 months anytime and anywhere Remote Power-off:The device can be turned off through the APP on the guardian's cell phone Remote Restart:The device can be restarted through the APP on the guardian's cell phone Intelligent Power Saving:The device turns off/on the GPS and data upload in the time range specified through the APP on the guardian's cell phone Contacts:save three SOS numbers, the device will call the numbers if long press SOS button. Colour:Blue Material:ABS+PC Size:4.8x4.8x1.8cm<br><br>Package Contents: 1 * 4G GPS locator 1 * cord for hanging 1 * charging cable