The New Automotive Electronic Relay Car Relay Tester is a universal 12V device designed specifically for passenger vehicles. This unit includes an LED indicator for easy visibility during tests. Made in China, this tester comes with a user guide and is capable of testing both relays and components within the vehicle's electrical system. With a unit quantity of 1, this tool provides a convenient and efficient way to diagnose and troubleshoot automotive electrical issues.

Universal 12V Automotive Electronic Relay Tester with LED Indicator

Stop wasting time guessing what’s wrong with your vehicle! This smart, Universal 12V Relay Tester gives you fast, accurate, and clear results — helping mechanics, DIYers, and professionals diagnose relay issues within seconds. Keep your car running perfectly and avoid unexpected electrical problems with one simple tool.

🔧 Why This Relay Tester Is a Must-Have

✅ Universal 12V Compatibility

Works seamlessly with most 4-pin and 5-pin automotive relays. One compact tester that covers all your basic relay checks — no extra tools needed.

💡 Easy-to-Read LED Indicators

The bright LED display instantly shows you the relay’s status. No confusion, no complicated screens — just clear, direct results at a glance.

⚙️ One-Touch Simple Testing

Plug in the relay, press the button, and get instant LED results. It’s fast, intuitive, and removes all guesswork.

🚗 Perfect for Any 12V Vehicle

Whether you’re working on cars, trucks, motorcycles, or any other 12V system, this tester fits right in — ideal for home garages, workshops, and roadside checks.

🧰 Durable, Lightweight & Portable

Built from tough ABS plastic, it’s made to withstand daily use. Compact and lightweight, it’s easy to carry anywhere you go.

🔋 Effortless Power Supply

Runs directly from any 12V car battery or power source. No complicated setup, no additional equipment required.