TKstar Mini GPS GSM/GPRS Tracker Global Security for Pets Kids EldersThe product is shipped based on the color or size of the main image of the product page.Descriptions:1. Working Based on existing GSM/GPRS network and GPS satellites2. Can locate and monitor any remote targets by SMS or internet.3. The most advanced technology of GPS and GSM dual positioning.Specification:ContentSpecs.Dim.70mmx 37mmx 20mm(2.7*1.4*0.78)Weight65gNetworkGSM/GPRSBand850/900/1800/1900MhzGPS sensitivity-159dBmGPS accuracy5mTime To First Fix Cold status 45sWarm status 35sHot status 1sCar charger12-24V input5V outputWall charger110-220V input5V outputBatteryChargeable changeable 3.7V 1000mAh Li-ion batteryStandby300hoursStorage Temp.-40C to +85COperation Temp.-20C to +55CHumidity5%--95% non-condensingPackage Included:1 X GPS Tracker 1 X Collar1 X Charger1 X User Manual 1 X USB CableProduct details: