Easily diagnose and test your vehicle’s relays with this12V Car Relay Tester, designed for both 4-pin and 5-pin automotive relays. LED indicator provides clear and accurate testing results. Compatible with most 12V 4-pin and 5-pin automotive relays.
Check the relay before plugging into the tester. If it's a 4 pin relay,select"4 pin" on the tester.If it's a 5 pin relay, select"5 pin"on the tester. Tester will light the GREEN LED if the test passed, if not light the RED LED.
1 × 12V Car Relay Tester (Compatible with 4 & 5 Pin Automotive Relays). Why Choose This Relay Tester?. Simple to Use – Connect to a 12V car battery, insert the relay, and press the TEST button for instant results.
It Allows Quick Relay Function Checks During Vehicle Inspection And Repair. The Tester Automatically Detects The Relay Pin Layout And Displays Results Via A Clear Led Indicator, With Green For Normal Operation And Red For Faults.
Quick and Easy Testing: The brake fluid tester allows you to swiftly and easily check the water content in your brake fluid, providing results within seconds. This ensures you can maintain optimal brake performance with minimal effort.