... ,support TF RS3000 is a multifunctional GSM/GPRS GPS car tracker,car alarm system to monitor various vehicle sensors with a ... variety of real-time activities and information about the car, including fuel consumption,temperature,axle load,anti-theft etc. ... 30V optional) Outputs Oil and electricity control, sound/light alarm, Remote controller signal Alarm System Hijack alarm, Anti-theft alarm, Power ...