🥳2026 HOT SALE🥳💞50K+ SOLD!🛡️🔦 Your Electrical Safety Guardian. LED Indicator Tester for Safe, Accurate Checks. 🚗🧰

€13,99 EUR
€45,99 EUR
Réduction de €32,00 EUR
Color
quantity

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.

HELP CENTER

Frequently Asked Questions

Everything you need to know about shipping, delivery, tracking, payment, returns, and order support before shopping with QTSYOH.

Where do you ship?

We currently ship to most European countries with fast and reliable logistics partners. Delivery availability may vary depending on your region and product type. 📦

How much is shipping?

Shipping is free on eligible orders or selected deals. The final shipping cost, if any, will be clearly shown at checkout before you place your order.

How long does delivery take?

Typical delivery takes 3 to 7 business days depending on your region, warehouse processing, and carrier route. You will receive tracking information once your parcel is shipped. 🚚

Do you provide tracking information?

Yes. Every shipped order includes a tracking number or tracking link, so you can follow the latest delivery status of your package in real time.

How do I track my order?

You can use the “Track Order” page on our website, or open the tracking link included in your shipping confirmation email.

Is checkout secure?

Yes. We use encrypted SSL checkout and trusted payment providers to protect your personal and payment information. Your security is important to us. 🔒

Are there any hidden fees or taxes?

No hidden fees. The price shown at checkout is the final amount you confirm before placing your order. Any applicable shipping fee or charge will be displayed clearly. ✅

Can I change my order?

Please contact us as soon as possible. We can usually help update order details before the parcel leaves the warehouse. Once shipped, changes may no longer be possible.

What is your return policy?

If you are not satisfied, eligible orders can be returned according to our return policy. Please contact our customer support before sending any item back, so we can confirm the correct return process.

What if I am not satisfied with my order?

Do not worry. Customer satisfaction is our priority. If your order has an issue or does not meet expectations, please contact us and our support team will help you find a suitable solution. 💙

Need more help? Contact our customer support team anytime with your order number and question. We will do our best to assist you quickly.

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