Proof in Every Repair
In a recent survey, 83% of our customers reported that the tester completely eliminated the guesswork from their electrical diagnostics.
Our Customers Experience
87%
Said it saved them a trip to the mechanic.
97%
Said it made diagnosing electrical issues significantly faster.
95%
Said they got a clear, accurate result on the first try.
Based on 4,800 Customers Reviews.
Test Any Relay with Unmatched Ease
You can comfortably reach relays deep in the engine bay or under the dash. No more awkward stretching or struggling in tight spaces to get a connection.