Wecooland 12 Pin to 16 pin OBD OBD1 OBD2 Cable Connector Adapter Diagnostic Extension Cable Compatible GM Vehicles Diagnostic Tool;

The Diagnostic Extension Cable only works on GM vehicles. It allows you to connect your old veicles to diagnostic tools with OBD2 interface.

What are OBD1 and OBD2?
1.OBD1 is connected to the console of a car, while OBD2 is remotely connected to the vehicle.

2. OBD1 was used during the earlier years of the car manufacturing industry, while OBD2 was only introduced in car models produced in the early 1996's.

3. OBD1 has good diagnostic capabilities, while OBD2 has better signalling protocols and messaging formats.

Specifications:
Length: Appr.40cm (the ends added)
Work Voltage: 12-24V
Operating temperature: -10-60 ℃
Compatible with: GM vehicles