Features: GPS + BD + LBS accurate and quick position. Real-time positioning and tracking, track replaying. ACC ignition signal detection, vehicle status prompt. Support DC detection. Built-in 3.7V/140mA battery. Power-off alarm, offline alarm, shake alarm, overspeed alarm and illegal movement of vehicle alarm. Built-in geo-fence, reach intelligent vehicle anti-theft. Professional manufacturing, waterproof, fireproof and anti-dropping. Specifications: GPRS/GSM Chip: MT6261D Quad Band GSM 850/900/1800/1900MHz SIM Card Network: 2G GPS Antenna: High gain ceramic patch antenna LED Light: Amber(GSM), Blue(GPS) Internal Memory: 64M Battery Capacity: 3.7V DC/140mA Working Voltage: 9V-80V Working Current: <100mA Sleep Current: <10mA GPS Frequency Range: L1,1575.42MHz C/A code GPS Location Accuracy: 10 meters, 2D RMS GPS Receiving Sensitivity: Tracking: -165dBm, Capture: -160dBm Working Temperature: -20℃ to 55℃ Size: 90 x 52 x 20mm/3.5" x 2" x 0.8" Package Weight: approx. 138g Package Included: 1 x GPS Tracker with Power Supply Cable 1 x Strong Double-Sided Adhensive 1 x User Manual