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AUTOOL OBD2 Diagnostic Protocol Detector & Break Out Box

The automotive OBD II Protocol Detector &Breakout Box is a straight-through circuit detector for OBD II data. The communication protocol, power supply and grounding circuit of the OBD II on-board diagnostic system are easily and safely detected by connecting this instrument and the vehicle OBD II system.


  • The extension wire of OBD II connector adopts the technology of multithreading data connection, which makes the connection faster and smoother. The wire body is made of elastic thermoplastic TPU material, which is characterised by high elasticity, high strength and high resilience.
  • When the decoder communicates with the vehicle, all 16 OBD II pins can be easily connected.
  • The layout of the input jack completely simulates the 16 pin layout of the OBD II interface, so that more tests can be carried out quickly and visualized.
  • Quickly, safely and conveniently check various signals of the vehicle.
  • The built-in input jack can be connected to any type of 4mm banana plug, which is convenient for connecting with a multimeter or oscilloscope for further measurement.


  • Diagnostic port: OBD II
  • Working voltage: DC 8V-30V
  • Load: 2.0A
  • Operating Temperature: -20 to 70°C (-4 to 158°F)
  • OBD II extension cable length: 45cm
  • Weight: 0.58kg

Packaging List:

  • 1pc * Host breakout box
  • 1pc * Universal wire jumper (red*1 set, black*1 set, yellow*1 set, green*1 set)
  • 1pc * Manual
  • 1pc * Warranty card

Free Shipping 

After-sales support 

Product will come with a three year warranty

30-day money-back guarantee - we guarantee you'll love it or you'll get your money back 

Customer Reviews

Based on 1 review
Joseph Connolly
Really fast Delivery

I ordered my test equipment and it was delivered the next day outstanding Service at a good price.