Easy Operation With Banana Plug & Current DisplayCompared with similar tools, GT100+ OBDII Breakout box features with simple operation and additional features for doing ECM, ECU repair on vehicles. GT100+ breakout box connects with ECU module via banana plug or DB25 connector, not only providing power to ECU, but also directly displaying electronic current value. You can easily judge whether your cable has connected correctly or the ECU module is in good condition.
Power ECU when Replacing Battery The auxiliary power supply aims at supplying power to the vehicle through GT100+ OBDII Breakout Box before replacing the battery to sustain the power supply to the vehicle.