Features: 100% and High quality Quad band &built-in antenna Two way locating methods based on MBS and GPS Support web, SMS and Google map link It needs password to make and change any setup, protect your privacy It can detect and fix some problems by built-in monitor CPU Built-in turn on/off power, suitable for all cars It supports hidden and open installation Location inquiry by SMS or GPRS (TCP/IP) It can take power supply from car cigarette lighter or car storage battery LED indicators to show working status at any time It can accurately position even when the signal is weak Online real-time tracking, report location and emergency to internet and monitor NO. automatically. Specifications: GSM:850/900/1800/1900MHz GPRS: Class12,TCP/IP GPS Module:U-blox Applicable models:lorry,car,truck,motorcycle. Positioning mode:GPS/GSM/GPRS Communication mode:GSM/SMS/GPRS GPS Accuracy: or =10m Locating Time Cost: Hot start: 10secs Warm Start: 32sec Cold Start: 38sec Voltage supply:9~56v Working Temperature:-20-70 GPS Tracker size:88*45*13mm Cable length:164cm Net weight:91g Package weight:101g Package Includes: 1 x GPS Tracker 1 x Wire