
12V RELAY TESTING:Designed for testing most 4-pin and 5-pin automotive relays, this 12V relay tester helps quickly check relay condition for cars, motorcycles, trucks, SUVs, and other 12V vehicles. Suitable for relay diagnostics during vehicle maintenance and troubleshooting. USB-C POWERED FOR CONVENIENT USE:The compact relay detector can be powered by a USB-C cable, making it easy to connect to a power bank, car charger, laptop, or USB adapter. No built-in battery required, providing a practical solution for garage, workshop, or roadside relay testing.
Quick and Easy Operation: Simply connect the relay and select the relay type to begin testing within seconds. The LED indicator clearly displays the relay's operating status, making relay testing effortless for both DIY enthusiasts and automotive technicians. PORTABLE DESIGN WITH STORAGE BAG:Compact size and lightweight construction make this automotive relay tester easy to carry and store. Includes a protective storage bag for convenient organization in toolboxes, vehicles, or repair kits. With 3.8 stars on Amazon, it's earning solid feedback from real buyers — check recent reviews to see if it fits your needs.



