⚡ Diagnose like a pro—never get caught with a faulty relay again!
This 12V Automotive Relay Tester is a compact, handheld diagnostic tool designed for quick and accurate testing of most automotive relays. It features automatic pin detection, clear LED status indicators, and supports relays powered by 11V-15V car batteries, making it an essential gadget for DIY mechanics and professionals alike.
K**T
Works great, plug and play!
My husband is a mechanic and needed this for diagnostic testing. It works great! It’s fast, you just plug in the resistor and tells you if it’s working or not. No ordering a new resistor and hoping it works. Eliminating unnecessary time and money.
S**
Really easy to use and super helpful!
Love this product - I tested several different 4 pin and 5 pin relays and saved myself a bunch of money.Highly recommend grabbing one of these
N**N
Great Product. Exactly as Advertised.
This product was exactly as advertised. Works great and very helpful. I highly recommend this product.
Trustpilot
1 day ago
2 weeks ago
