Automotive Relay Tester 12V Car Battery and Alternator Checker with Clips Electronic Analyzer Diagnostic Tool

【Easy To Use】The tester will automatically detect the pin position, the release time of the action, and the consistency of the relay in each test phase. If the tester lights up the green LED light, the relay is normal; if the red LED light is on, t, 【To Operate】First, clip the alligator clip of the tester to the car battery, the black clip on the negative pole, and the red clip on the positive pole. When the red LED light is on, it means the tester can start the test. Check the relay before te, 【Fitment】Suitable for most general-purpose automotive relays on the market. When testing, it needs to be connected to the car's 11V-15V battery. The car battery must be a 12V battery, and the battery voltage must be between 11V-15V; 2. The applicab, 【Compact】Our automotive Relay tester is small and easy to carry around for on-the-go jobs or for easy storage. Its compact design allows easy use no matter where you are., 【Simple and Quick】With our patented design this relay tester will give you the results you need quickly and easily.