RD OB 01 is an plug and play device which gets installed on OBD port available in car. Its function is to lock the car as soon as its goes above 10 km/hr speed. The device is very useful as its protects theft in car while you are on road & restricts anybody from entering your car with out your permission. <a href="https://www.rdoverseas.in/">Buy car accessories online here</a>All Rights Reserved