AERMOTOR Car ECU OBD2 Connector Battery Charging Clip Emergency Power Off Protector

1. For most cars with OBD2 sockets from 1996 onwards
2. Function: prevent information loss in case of power failure of on-board computer
3. It is a good helper for replacing the car battery
4. Save time and improve efficiency
5. Cable length about 100cm

Instructions for use and precautions:
The red clip plug is red, the black clip plug is black
-Insert the car OBD plug after the red light is on (regular plug connection will make noise)
-Replace the battery carefully
-Please be careful not to turn on lights or other devices that use electricity, and do not contact metal with the positive terminal of the battery, otherwise it will blow the fuse obd car socket
-After replacing the battery, loosen the clamps first red, if the sound is still there, the replacement is successful, if not, the fuse may be blown

By OBD diagnostics directly connected to the car computer, the normal battery red light is on, inserted into the car OBD socket after the drop sound, with a 12V battery power supply, guarantee that the battery is not lost in the computer settings memory