Features: Based on GSM/GPRS network and GPS satellite positioning system, it can locate or monitor remote targets through short messages, mobile APP or web pages. Using the most advanced GPS an-AGPS dual positioning, car obd interface, plug and track. It can be quickly positioned, displacement alarm, anti-counterfeiting base station, power failure alarm, over speed alarm, electronic fence, inflection point supplementary transmission, blind spot memory, mileage statistics, etc. Compact in size and lightweight, portable to carry adn convenient to use. 9-36V power supply, widely used in car rental/large and small fleet management, personal security, personnel management, tracking and positioning, etc. Specifications: Material: ABS+Metal Color: Black Size: Approx. 48x50x24 mm/1.88x1.96x0.94 inch OBD Interface: 16-pin female interface, and the interface is trapezoidal Network: GSM/GPRS/850/900/1800/1900 GPS Sensitivity: -159dBm GPS Accuracy: 5m Battery Rechargeable: 3.7V 50mAh Polymer Voltage Range: 9-36V Working Voltage and Vurrent: Motion 12v/30MA-90MA Static 12V/2-5MA Enable for Time Cold Start: 45s Warm Start: 35s Hot Start: 1s Storage Temperature: -40°C to +85°C Operating Temperature: -20°C to +55°C Humidity: 5%--95% Non-condensing Signal Indicator Status: Green light-slow flashing: not connected to GPRS network Green light - for always on: GPRS network is normal Red light - flashing slowly: searching for GPS signal Blue light - for always on: GPS signal is normal Package Includes: 1 Piece GPS Car Tracker note: 1. There will be GPS signals only outdoors, use GPS positioning. 2. Confirm that the cell phone card has a balance, and has the functions of calling, texting, and GPRS Internet access. 3. Confirm that caller ID is turned on and call forwarding is turned off. 4. Correctly insert the GSM phone card, do not disassemble the device without permission.