In this modern era unnatural deaths are increasing day by day but major part ofthe unnatural deaths are caused by the drunk driving. driving while drunk is very dangerous and it leads to vehicle crashes , roadway wounds. preventions measures had been taken likewise seizing vehicle permit, fine and punishment, seizing licence. this module is proposed to prevent people from unnecessary deaths caused by road accidents due to drunken driving. this module consists of raspberry pi model 3,alcohol detection sensor (mq-3), ultrasonic sensor (rear and collision). keywords: mq-3 sensor, raspberry pi model 3.