≥20Ohm

The ANENG Universal Car Relay Tester Voltage Tester RT01 is a versatile tool designed for detecting 11-25V voltages in various vehicle types such as motorcycles, passenger vehicles, and heavy-duty/commercial vehicles. With a digital display and alligator clip opening size of 2.1cm, this tester is equipped with a 42cm alligator clip for easy connection. The RT01 Relay Detector is a reliable and essential accessory for automotive maintenance and troubleshooting, suitable for testing vehicles with 12-volt batteries and coil resistance of ≥20Ohm.

A brightLED indicator provides instant test results—green indicates a healthy relay, whilered signals a faulty or incompatible relay. ✅ Operates with11V–25V vehicle batteries.