12V Automotive Relay Tester with Battery Clamp – 4 & 5 Pin

Diagnose relay faults quickly and safely with this compact 12V relay tester.

• Works with 4-pin and 5-pin standard automotive relays
• Powered by a 12V battery via sturdy battery clamps (battery not included)
• SPDT switch lets you manually actuate the relay to test continuity and switching
• Durable copper contacts ensure reliable connectivity and accurate readings
• Clear terminal design shows which pins are tested
• Compact, portable design for DIY mechanics and professionals

A must-have tool for any car owner or mechanic troubleshooting electrical issues.