Topshine Information Technic Co.,Ltd is one of the leading China vehicle gps tracker vt200 manufacturers,Website:://.topshine-gps.com, equipped with a productive factory, welcome to wholesale cheap auto tracker, auto tracking device, dual sim card gps tracker, car trackers, car tracking devices from us. Model VT200 Voltage DC 9V~36V/1.5A Dimension 75*54*25mm Input 3 digital input Net weight 92g Output 2 digital output Back-up battery 650mAh/3.7V Analog input 1 Analog input,for fuel  sensor..etc Power consumption 40mA standby current RS232 Yes Crash sensor Optional Memory 4 M Bytes Storage Temperature -20°C to  70°C Frequency bands GSM 850/900/1800/1900 Antenna external Motion sensor Yes GPS Chip UBLOX 7 GPS sensitivity -161 dBm GPS cold start 29 sec GPS warm start 5 sec GPS hot start <1 sec Positioning Accuracy 5 m CEP