*Beep & Light led bulb with built in warning buzzer
*This special bulb can replace the original reverse light bulbs
*It fits manufacturer’s part No: P21W.1156.BA15S.7506.3497.1073.1141.12498
*Once the reverse gear is engaged .the system will warn pedestrians .children and pets with an audible tone and bright led when the vehicle is backing up.
1.Take out the reverse light bulb at rear of your vehicle.
3.Engage the reverse gear for function test