12V Automotive Relay Tester with Clips – Electronic Battery and Relay Tester, Reliable Automotive Diagnostic Tool

Multiple Applications: Suitable for most headlights, windshield wipers, starters, air conditioners, power seats, power windows, anti-lock braking systems (ABS), and automotive audio relays.

Premium Materials: Made of high-quality ABS, this automotive repair tester is lightweight, durable, wear-resistant, and corrosion-resistant for extended use.

Superior Performance: This tester checks the operation of relay contacts by connecting a car battery (11V-15V) to the relay coil. Its compact size and lightweight design make it portable and allow for testing anytime, anywhere.

Indicator Lights: Equipped with LED lights, test results are clearly displayed. A green light indicates a normal test battery; A red indicator light signals a faulty test battery.

Easy to use: Simply connect the tester to the car battery for quick and easy test results.

Fast relay tester, external use: Tests relay coils and contacts.

Automatic test, status display (good/bad): Indicates faulty relays.

Compatible with 4- and 5-pin relays – Tests the three most common automotive relays. Powered by the vehicle's 12-volt battery.

The battery must be 12 volts. Its voltage must be between 11 and 15 volts.

The coil resistance must be greater than 20 ohms.