Clear low-light readings
The LED voltage display offers clear, easy-to-read results even in low light, so you can work confidently in dim engine bays.
- Free shipping
- 14-day easy returns
- Secure checkout
- Quality guaranteed
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Why customers love it
Smart circuit testing with clear LED voltage readouts
This smart car circuit tester helps you diagnose automotive electrical issues quickly and accurately, with a built-in LED voltage display and USB power for convenience.
- Compatible with 3.5V to 36V DC systems, covering most automotive electrical needs
- Digital multimeter probe provides precise voltage readings
- Alligator clips ensure secure connections to terminals and wires
- LED voltage display offers clear, easy-to-read results in low light
- USB powered, eliminating the need for batteries
- Compact and lightweight design for easy handling and storage
Why you'll love this circuit tester
No batteries needed
USB powered, eliminating the need for batteries, so the tester is always ready when you are.
Compact and portable
Its compact and lightweight design makes handling and storage easy, whether in a toolbox or a glove compartment.
Broad vehicle compatibility
Compatible with 3.5V to 36V DC systems, covering most automotive electrical needs for cars, motorcycles, and more.
Specs
The details that matter
Built to last outdoors, season after season.
- Voltage range
- 3.5V to 36V DC
- Power source
- USB
- Display
- LED voltage display
- Probe type
- Digital multimeter probe
- Connector
- Alligator clips
Our worry-free shopping promise
If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.
Frequently asked questions
Everything you might want to know before you order.
What voltage systems is this circuit tester compatible with?
It is compatible with 3.5V to 36V DC systems, covering most automotive electrical needs.
How is the tester powered?
It is USB powered, eliminating the need for batteries.
What kind of connector does it use to attach to wires?
It uses alligator clips to ensure secure connections to terminals and wires.
Is the tester easy to carry and store?
Yes, its compact and lightweight design makes it easy to handle and store.
What type of probe does it have for voltage readings?
It features a digital multimeter probe that provides precise voltage readings.
Shipping & returns
Shipping
- Delivers to United States (based on your selected country/region).
- Estimated delivery: 3–15 business days after dispatch.
- Shipping cost: Free.
Returns
You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.