Performance Tool 3009 Compact Cordless Automotive Relay Tester for 12 Volt 4 and 5 pin relays and More

Designed to quickly test the condition of your relay out of the vehicle Full self-contained, no need to clamp cables onto the vehicles battery Test results provide good/bad indication; green LED pass, red LED fail. Accurately check the relay coil for circuit breaks, and switch contacts. Used to test the most common 12 volt 4 and 5 pin relays on today vehicles Compact design, nothing additional needed, and super easy to use Requires 4 AA batteries (included)