Relay Tester Automotive Kit 12V Car Circuit Tools System Diagnostic Repair Tool for Cars Trucks Electrical

Correct control of relay switching test: If the relay is abnormal, the red LED will light up, and the green LED will light up when normal. The tester observes contact data, closing time, relay inertia, etc. for each test phase. If you are not satisfied with our product, any problems with the item, you can contact us at any time, we will answer you as soon as possible, and give you a satisfactory shopping experience. The tester properly checks the relay contact function by continuously running the car battery (11V-15V) to the relay coil. Fine workmanship, good performance, durable, simple operation, easy to carry.