Innova 5420: What does the device do?
Purpose:
To discuss briefly the device usages of the Innova 5420 Power Check.
What does the device do?
The Innova 5420 Power Check is a powered circuit tester that attaches to a vehicle's battery or auxiliary power outlet. This device allows you to supply either 'Voltage' or 'Ground' to activate and test components in or around a vehicle.
The Innova 5420 Power Check can also test switches, relays, fans, pumps, lighting, and more on passenger and heavy-duty vehicles.