Automotive Relay Voltage Tester with LED Indicator

FEATURES

INSTANT DIGITAL READOUT – This diagnostic checker features a bright digital screen that provides an instant, precise voltage reading. This allows you to see the exact electrical status of the circuit, confirming a successful diagnosis with absolute clarity.

SECURE & DURABLE CONNECTION – Equipped with industrial-grade silicone-coated alligator clips, this tool ensures a powerful grip and excellent insulation. The high-quality silicone protects against short circuits, high temperatures, and corrosive substances, guaranteeing a stable and safe connection every time.

UNIVERSAL COMPATIBILITY – Designed for maximum versatility, this checker is universally compatible with most standard 4-pin and 5-pin automotive relays. This eliminates the need for multiple specialized testers, ensuring your prepared for various diagnostic scenarios.

SOLID ONE-PIECE CONSTRUCTION – This checker boasts a solid, integrated one-piece design. The result is consistently stable and accurate readings throughout the tool’s lifespan, providing dependable performance you can count on for years without signal degradation.

EFFORTLESS OPERATION – The operation is incredibly straightforward: simply connect the color-coded clips to the corresponding vehicle battery terminals and plug the relay into the socket. The device instantly powers on and provides a clear diagnostic result.

SPEC

Dimension: 14 * 2.7 * 1.5cm

Color: Black-Red

Suitable Plug: 4 / 5 pin

Compatible Relays: 11V-25V

Package Includes: 1 * LED Indicator Light Relay Diagnostic Checker+1 * User Manual+1 * Positive and negative alligator clip+1 * Color Box Packaging

NOTES

Always connect the clips to the correct battery polarity (Red to Positive+, Black to Negative-) to prevent damage.

Verify relay pin configuration (4-pin or 5-pin) before testing to ensure compatibility.

Ensure the vehicle’s ignition is off before connecting the tester for safety.