12V Automotive Relay Tester 4/5 Pin Car Diagnostic Service Tool Free Shipping
🚗CNBJ-707 Automotive Relay Tester — Quick Go/No-Go Diagnostic Tool. Insert relay into the tester socket. 1xCNBJ-707 Car Relay Tester. 👉Simply connect to a 12V car battery, insert the relay, press TEST — and get instant results !