All-in-One Relay Tester for 12V 4 & 5 Pin Automotive Relays – Fast Results
All-in-One Relay Tester for 12V 4 & 5 Pin Automotive Relays. Achieve fast and accurate results with our compact, self-contained relay tester designed specifically for automotive relays. Easy to Use: Simply insert the relay into the tester, and take the guesswork out of relay functionality.
