Mini Design: Mini GPS Tracker Size: 55mm * 36mm * 21mm (1.8 "* 1.18" * 0.69 "). Weight: 58g. Built-in rechargeable 3.7V 1000mAh lithium battery.Standby 20 days.Usually use 2 days Free WEB and APP tracking: GPS, AGPS and LBS location. GSM / GPS positioning mode, positioning accuracy up to 5 meters Extended Use: GPS Tracking is designed to be used anywhere. Car Vehicle Truck Engine Purse Handbags Bags Children's bags Important documents. The mini GPS tracker has a strong built-in magnet. It can also be magnetized to metal. You can also use the car starter motor and so on, you can use it anywhere Cross-Fence Electronic Fence (Geo-Fence): If you set a geofence so that the device restricts its movements in a district, it will send a message to the APP if it violates the district Intelligent low consumption alarm: intelligent energy management and low standby current. If the battery of the GPS device is less than 30%, an SMS will be sent to the authorized numberDim.:55mm*36mm*21mm (1.8 "* 1.18" * 0.69 ")Weight: 58gNetwork: GSM / GPRSBand: 850/900/1800 / 1900MhzGPS sensitivity: -159dBmGPS accuracy: 5mCharging input: DC 5V-1.0ABattery: Rechargeable 3.7V 1500mAh Li-ion batteryThis device just can work with 2G GSM network, and this item will not include the Sim Card, please purchase it from your local.