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Automotive Circuit & Relay Tester,12V/24V Vehicle Electrical Diagnostic Probe,Voltage Polarity Continuity Short Circuit Detector for Auto Repair
Automotive Circuit & Relay Tester,12V/24V Vehicle Electrical Diagnostic Probe,Voltage Polarity Continuity Short Circuit Detector for Auto Repair
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Automotive Circuit & Relay Tester,12V/24V Vehicle Electrical Diagnostic Probe,Voltage Polarity Continuity Short Circuit Detector for Auto Repair

• Versatile vehicle electrical diagnostic probe, compatible with 12V & 24V cars, vans, trucks, buses and engineering machinery. Supports voltage, polarity, continuity, short circuit and leakage detection for auto circuit maintenance.

• Built-in relay testing function, works with standard 4-pin and 5-pin automotive relays. Quickly identify relay faults including coil burnout, contact sticking and abnormal engagement.

• Digital display screen shows real-time voltage value. Equipped with positive and negative indicator lights: red light for positive detection, green light for negative/ground detection, no light means no voltage detected.

• Equipped with long extension cable and battery alligator clips. Features one-click positive/negative output switch, easy to operate for professional mechanics and repair shops.

• Shock-resistant & moisture-proof construction, stable performance working from -20℃ to +55℃. Portable handheld design, perfect for vehicle circuit inspection and troubleshooting.

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FAQ
FAQ
1. When will my order ship?
Most orders are processed within 1–3 business days.
2. How long is delivery?
Standard U.S. delivery usually takes 5–12 business days. International orders may take longer.
3. How do I track my order?
Once your order ships, you will receive an email with a tracking number.
4. Can I change or cancel my order?
Orders can only be changed or canceled before they are shipped. Contact us as soon as possible if you need assistance.
5. What payment methods do you accept?
We accept major credit/debit cards, PayPal, Shop Pay, Apple Pay, and other secure checkout options (depending on availability).
6. What if the item arrived damaged?
Please email us with a photo of the damaged item within 48 hours, and we will arrange a replacement or refund.
7. What if the package is lost?
If your package is marked “delivered” but you didn’t receive it, contact us and we will help investigate with the carrier.
8. Do you ship internationally?
Yes, we ship to most countries. Shipping times vary based on destination.
