Type:Two Way Function:GPS GSM Voltage:DC 12V Frequency (MHz):433.92MHz Control Distance:600-900mm Warranty:2 Years world paten.4 Voltage:12v 24v Materia:ABS Warranty:2 years Feature 1:connect GPS(VAL-Automatic Vehicle Location system) Feature 2:collect :infrared detect G.W:0.6KG produce service:sole agent