Low cost, entry level GPS vehicle tracker. GPS tracking device Model VT300 is a Vehicle GPS tracking device, GPS tracker, monitor, tracking GPS, GPS automobile tracking device, can be used as a locator, tracer, GPS receiver, a special GPS tracker designed for vehicle tracking, vehicle monitoring, vehicle positioning, vehicle protection, vehicle security, anti-theft, car alarm, car alert. Support FUEL level, temperature detection. VT300 is an advanced vehicle tracker focus on transport fleet management. VT300 can support detect engine is off/on, fuel consumption detection, temperature detection, mileage report, door open, moving/park mode transfer to save traffic cost, angle based tracking, can store GPS info when no GSM signal and send it out when GSM signal recover. All these info can be send to server at least every ten seconds. SIRF III high sensitivity GPS receiver Tracking via SMS or GPRS (TCP/UDP) Programmable position request by time or angel interval 8M Build-in memory for data logging Speed management Internal Geo-Fence Internal Li-ion battery Build-in motion sensor for save traffic cost Working with DNS Discrete Inputs: 3 negative trigger discrete input Discrete inputs: 2 positive trigger discrete input Discrete output: 4 discrete output Analog port: 2 analog port Mileage accumulation.