3–120V Digital Automotive Circuit Tester Pen
3–120V Digital Automotive Circuit Tester Pen
🛡️ Safe: Fixed probe cap, insulated tip, anti-bend wire guard ECU
📊 Clear LCD: Day-night read, steel probe for tight wiring
🔋 Multi-Volt: 6/12/24V DC, test all car circuit faults
🎒 Portable: Long light spring cord, compact storage
💡 Dual LED: Polarity prompt + digital voltage
⚙️ Easy use: Clip & probe fast testing
BUNDLE & SAVE
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3–120V Digital Automotive Circuit Tester Pen
This tester is super safe with the probe cover, easy to read LCD screen and works great for all my 6-24V vehicle wiring checks!
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Specification
Specification
Product Name: Automotive Test Light
Three measurement ranges available: 3V-70V, 3V-36V, 6V-24V
Handle Material: ABS plastic
Application Scenarios: Mainly used for low-voltage circuit maintenance of automobiles and motorcycles, with a wide selection of styles, factory direct sales and after-sales guarantee provided
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Safe & Secure Checkout
Safe & Secure Checkout
We use state-of-the-art SSL Secure encryption to keep your personal and financial information 100% protected.
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60 Days Return
60 Days Return
To be eligible for a return, please ensure that:
Items are unused, unwashed, undamaged, and in their original packaging with original labels attached.
The customer is responsible for return shipping costs unless the return is due to our error.
Items that do not meet these conditions will not be accepted for return.
Customers may request a return within 60 days of receiving the item, without providing a reason.
To initiate a return, please contact us at info@elarohome.com. Once we receive and inspect the returned item, the refund will be issued to the original payment method.
Shipping fees will be charged at most once per order (including returns).
No restocking fees will be charged for returned items.
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Shipping Costs
Shipping Costs
Shipping Policy – Elaro Home
🕒 Order Processing & Delivery Time
Processing Time
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Standard Orders: Orders are usually processed within 24 hours on business days (Monday–Friday).
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Weekend & Public Holidays: Orders placed on weekends or public holidays will be processed within 48 hours.
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Customized Orders: Personalized or engraved items require an additional 3–5 business days for customization before shipping.
Delivery Time
Total Delivery Time = Processing Time + Shipping Time
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Estimated delivery time varies by destination and the selected shipping method.
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Shipping may be delayed due to customs processes, high order volumes, or local postal disruptions.
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Peak Season Delays: During heavy shopping periods (e.g., Black Friday, Cyber Monday, Christmas, New Year, Valentines, etc.), delivery times may be longer than usual. We appreciate your patience.
🚚 Shipping Costs & Free Shipping
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Free Shipping: Enjoy FREE standard shipping on orders of $49 or more!
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Standard Shipping:
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United States: A flat rate of $4.99 applies for orders under $49.
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Canada & Australia: A flat rate of $5.99 applies for orders under $49.
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This ensures reliable delivery of your items.
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We also run occasional free shipping promotions — subscribe to our newsletter or check the website for updates!
🌍 Shipping Countries & Estimated Delivery Time
We offer worldwide delivery by Air Shipping. Estimated delivery times (after processing) are:
| Region | Estimated Shipping Time |
|---|---|
| United States (US) | 7–10 Business Days |
| Canada (CA) / Australia (AU) / United Kingdom (UK) | 7–15 Business Days |
| Germany / France / Italy / Spain / Netherlands / New Zealand | 10–15 Business Days |
| Other Countries | 10–15 Business Days |
These are estimates and may vary depending on shipping carrier, customs, and location.
🔍 Shipment Tracking
Once your order ships, you will receive a shipping confirmation email with tracking information.
You can track your order at any time through our Track Your Order page.
If you do not receive tracking details within 48 hours after the estimated processing time, please contact us.
🛃 Customs Duties & Taxes
In most cases, customers do not need to pay customs duties or import taxes.
However, international customs policies vary by country, and in rare cases, additional charges may apply.
If your shipment incurs customs fees, these are the responsibility of the customer.
📦 Address Accuracy & Failed Delivery
Please ensure your shipping address (name, address, phone number, etc.) is complete and correct at checkout.
If a shipment fails due to incorrect or insufficient shipping details provided by the customer, we may not be able to resend the order, and refunds may be refused.
Please double-check your shipping information before placing an order.
💬 Contact Us
If you have any questions regarding shipping, we’re here to help:
📩 Email: info@elarohome.com
⏱️ Response Time: Within 24–48 hours on business days
Unique Integrated Safety Design

Precise & Clear Voltage Reading Function

Safe & Reliable for Vehicle ECUs

Wide Compatibility for 6V/12V/24V DC Systems
User-Friendly Portable Structure

Simple Step-by-Step Operation
- Identify the automotive component to be tested
- Attach the tester’s alligator clip to battery negative terminal or chassis ground
- Touch the probe tip to the circuit’s opposite test pointThe built-in dual-color LED indicates circuit polarity: red light for positive polarity, green light for negative polarity. After connection, the LCD screen will clearly display the exact digital voltage value for straightforward reading.

Our valued customers say
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Does exactly what it says
Picked this up for diagnosing a wiring issue on my truck. Works well across the voltage range and the display is easy to read. Solid tool for the price.
Ashley Turner
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Handy little tester
I'm not a mechanic but I needed something simple to check fuses and circuits at home. This does the job without any fuss. Happy with it.
Rachel Bennett
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Good for the workshop
Been using it for a few weeks now on various vehicles. Accurate readings, comfortable grip, and the build quality feels decent. Would recommend to anyone doing basic electrical diagnostics.
Ryan Mitchell
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Compact and reliable
Fits easily in my toolbox. Used it to trace a short circuit and it saved me a trip to the shop. Does what I need.
Nicole Hayes
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Better than expected
Wasn't sure about the quality at first but it's held up well. Clear readings and easy to use. Good value.
Jason Cooper
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Useful for everyday checks
I use this regularly for checking battery voltage and testing circuits before replacing parts. It's straightforward and reliable. The wide voltage range is a plus — covers pretty much everything I work on.
Derek Sullivan