Mini GPS Tracker Personal Location Tracker Realtime Vehicles Tracking Device Anti-Lost Vehicles GPS Tracker with Waterproof SOS Emergency for Children Pets Vehicles

How does it work?     ?Tracking by SMS?Any time you want to locate the tracker,all you have to do is call the SIM phone number or send it a text message. The tracker will send you a SMS message with a Google Maps link of its location.     ?Tracking by App/Web?If you want online tracking,then you just need to turn on GPRS and set APN, then log in APP/Web Platform. Specifications: Size: 50mm*50mm*18mm Waterproof: IPX-6 Network: GSM/GPRS Band: 850/900/1800/1900Mhz Positioning accuracy: 5m Charging input: DC 5V Battery capacity: 1000mAh Li-ion battery Standby time: 300h Standby mode power: 3mAh/h Continuous positioning mode power (Upload positioning data to the platform every minute): 50mAh/h Package Includes:      1 x GPS Tracker (SIM card not included)     1 x USB Cable     1 x Screw Driver     1 x User Manual Note:     ? This GPS trackers need to use a 2G SIM card for 850 / 900 / 1800 / 1900MHz, not support 3G, 4G SIM card. NOT Include SIM card, you need to get it from your own country by yourself.     ? Please read the user manual carefully before use this item. Pls contact us via Amazon if u need tech support in any time.