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The ANENG RT01 Car Relay Tester helps you quickly verify relay performance with dependable accuracy. This car relay tester gives you a fast way to confirm faults before they become bigger issues.
Car Relay Tester – Benefits for You
✅ Instantly identifies relay problems so you can pinpoint electrical issues without guesswork.
✅ Provides clear LED feedback so you understand results at a glance, even in low‑light conditions.
✅ Supports both 4‑pin and 5‑pin relays so your diagnostics stay flexible across different vehicles.
✅ Helps you reach tight areas under the hood thanks to its generous cable length, making testing easier.
✅ Works within an 11–25V range so you can run diagnostic checks on most standard automotive systems.
Get quick, confident relay checks right when you need them most.
The RT01 is designed for mechanics and everyday drivers who want fast, repeatable relay diagnostics. It connects directly to a vehicle or bench battery, allowing you to run automated activation and release checks without complicated setup. The tester cycles the relay multiple times, measuring timing consistency to reveal hidden faults that simple continuity checks may miss.

This compact tool integrates naturally into routine troubleshooting, helping you avoid unnecessary part replacements.

The long alligator clips provide reach when working deep in the engine bay or around aftermarket setups.

A bright digital display keeps important information visible from various angles.

The device automatically detects relay pin layout, removing the need for cross‑checking diagrams.

Green and red LEDs communicate pass or fail status with absolute clarity.

Multiple sockets help you switch between relay types without additional adapters.

Ten sequential cycles reveal intermittent issues that might otherwise go unnoticed.

The sturdy clips maintain firm contact for consistent readings.

You receive the full setup needed to begin testing right away.

Simple step‑by‑step operation means even beginners can perform reliable checks.

Ensure every relay in your vehicle works flawlessly—add the RT01 to your toolkit today.
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