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Item #:
67119669
Heavy Duty 3-72V Backlit Digital LCD Circuit Tester, Automotive Test Light with 140 Inch Extended Wire and 2 Polarity Indicate LED Lights, Car Truck
Item #:
67119669
USD 24
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Only 10 items left in stock.
Order now and get it around Monday, August 24
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A must-have tool for checking various electrical circuits in vehicles, with a wide testing range of 3-72v and polarity indicating LED lights.
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What Stands Out
High Voltage Range
Perfectly designed to handle a voltage range of 3-72V, making it versatile for various automotive and electrical testing needs across different vehicle types.
Extended Reach
Equipped with a 140-inch extended wire, users can easily access hard-to-reach areas in cars and trucks, enhancing convenience and efficiency during testing.
Dual LED Indicators
Features two polarity indicating LED lights, allowing for quick visual confirmation of positive and negative connections, simplifying troubleshooting tasks for users.
Product Details
- 【WIDE TESTING RANGE & VOLTAGE POLARITY TESTING】3-72v low volt circuit test light, designed for checking various vehicles’ electrical circuits, such as automotive headlights, taillights, faulty sockets, fuse, also for other 3-72V DC wiring and circuits. This is also a bidirectional voltage tester with 2 color LED lights for volt polarity indicating, you can attach the alligator clamp either to ground or positive. This is really A must have tool no matter for business or household use.
- 【COMPUTER SAFE & BACKLIGHT DIGITAL DISPLAY PART】Heavy Duty circuit light tester with highly clear LCD digital blue backlight display screen, resolution to .1V voltage reading with high accuracy to ±0.2V, clear&visible digital readouts for day and night. JASTIND test light draws much less current than the incandescent lamp, which is less likely to damage sensitive circuits.
- 【ANTI-LOST PROBE PROTECTIVE TIP & QUALITY MADE TESTER BODY】Sharp stainless steel probe for piercing wires effortlessly, also for hard to reach tight areas, while along with an integrated design anti-lost protective rubber tip, make sure no stab and wound and won't be lost whenever you go. Professional automotive circuit tester with premium acetate fiber body, allows for more toughness and durability.
- 【EXTENDED PU SPRING & LARGE ALLIGATOR CLIP】High quality 140 inch long enough PU spring wire offers more flexibility, lighter and more durable than normal cable wires, heat-insulation and oil resistance for daily use. Attach with large size alligator clip for easy one hand operation, also for convenient use and storage.
- 【LONG TIME QUALITY SUPPORT】If you are looking for a durable circuit testing tool, this one is for you. We always stand behind our products, if you have any questions or concerns, just please feel free to contact us and you will get our best support surely, click "Add to Cart" with confidence today.
| Power Source | Battery Powered |
| Lower Temperature Rating | 14 Degrees Fahrenheit |
| Minimum Operating Voltage | 3 Volts (DC) |
| Upper Temperature Rating | 122 Degrees Fahrenheit |
| Measurement Type | Digital Voltmeter |
| Compatible Devices | Cars, boats, vehicles with DC voltage systems (3-72V) |
| Style Name | Industrial |
| Color | Blue |
| Item Weight | 140 Grams |
| Brand Name | JASTIND |
| Model | JTCVT02A |
| UPC | 649226709139 |
| Manufacturer | JASTIND |
| Included Components | Automotive Circuit Tester |
| Part Number | JTCVT02A |
| Specification Met | Ul, Ce, Iec 61010-1 |
| Brand | JASTIND |
| Style | Industrial |
What's in the box
Automotive Circuit Tester
Who Should Buy?
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Automotive Technicians
Ideal for professional mechanics needing a reliable tool for diagnosing electrical issues in vehicles.
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DIY Enthusiasts
Perfect for hobbyists who work on cars and require an effective testing tool for automotive electrical systems.
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Fleet Maintenance
Beneficial for fleet operators who must quickly diagnose and repair multiple vehicles efficiently.
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Beginner Users
May not be suitable for inexperienced individuals due to the tool’s complexity in understanding electrical systems.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the voltage range of the Heavy Duty Backlit Digital LCD Circuit Tester?
Answer: The Heavy Duty Backlit Digital LCD Circuit Tester operates within a voltage range of 3 to 72 volts. This wide range allows it to be used for various automotive and electrical applications, making it an essential tool for both professional mechanics and DIY enthusiasts. Whether you're working on cars, trucks, or motorcycles, this tester ensures compatibility with most vehicles, providing accurate readings for a variety of electrical systems. -
Question:
How do the polarity indicating LED lights work?
Answer: The circuit tester features two LED lights that indicate polarity: one for positive and one for negative. When you connect the tester to a circuit, the corresponding LED light will light up based on the polarity detected. This feature is particularly useful for diagnosing electrical issues, helping you easily identify wiring problems and ensuring correct connections. It's especially handy when working in tight spaces or low-light conditions. -
Question:
What benefits does the 140-inch extended wire provide?
Answer: The 140-inch extended wire offers significant flexibility and accessibility, allowing the tester to reach hard-to-access areas of vehicles without needing to reposition or remove other components. This length makes it easier to test circuits in various locations, such as under the dashboard or at the rear of the vehicle. It's beneficial during intricate work, where maneuverability is essential to avoid interruptions in diagnosing electrical faults. -
Question:
Is the display of the circuit tester backlit, and why is this important?
Answer: Yes, the display of the circuit tester is backlit, which makes it easier to read measurements in dim lighting conditions. A backlit screen is crucial for automotive work, especially in garages or outdoor settings where lighting may vary. This feature ensures you can quickly and accurately view voltage readings, which enhances efficiency and reduces the chance of errors while diagnosing electrical issues. -
Question:
What types of vehicles can this circuit tester be used on?
Answer: The Heavy Duty Circuit Tester is versatile enough to be used on cars, trucks, motorcycles, and other vehicles that operate within the 3-72V voltage range. Its compatibility with various automotive systems makes it ideal for use in personal and professional settings. This broad applicability means that whether you're conducting routine checks or troubleshooting faults, this tester will meet your needs effectively. -
Question:
Can this circuit tester be used for non-automotive applications?
Answer: Absolutely! While primarily designed for automotive use, the circuit tester can also be employed for various non-automotive electrical applications. This includes testing circuits in household appliances, DIY projects, and more. Its versatility ensures it serves as an all-around tool for anyone working with electrical systems, providing reliable readings in multiple scenarios. -
Question:
What features should I look for when choosing a circuit tester?
Answer: When selecting a circuit tester, consider features such as voltage range, display clarity, wire length, and polarity indication. Additional features like backlit displays and durable build quality also enhance usability and longevity. This Heavy Duty Circuit Tester meets these criteria, offering a comprehensive solution for accurately diagnosing electrical systems, making it a top choice for both professionals and enthusiasts. -
Question:
How seriously accurate are the readings on this circuit tester?
Answer: The Heavy Duty Circuit Tester provides highly accurate readings, essential for precise diagnosing of electrical issues. Its digital LCD display delivers clear volt readings, while the dual polarity LEDs help quickly differentiate connections. High accuracy is critical for preventing misdiagnosis, which can lead to unnecessary repairs and associated costs. This reliability ensures you can troubleshoot with confidence. -
Question:
How do I maintain my circuit tester for optimal performance?
Answer: To maintain your circuit tester, keep the device clean and store it in a dry, protected environment when not in use. Regularly inspect the wire for any damage or wear, as well as the connectors for integrity. Proper maintenance can prevent issues during testing and ensure prolonged service life, enabling the tester to remain a reliable tool for your automotive and electrical diagnostic needs. -
Question:
Where can I buy the Heavy Duty 3-72V Backlit Digital LCD Circuit Tester?
Answer: You can purchase the Heavy Duty 3-72V Backlit Digital LCD Circuit Tester from Ubuy in Turks and Caicos. Ubuy offers a user-friendly shopping experience, ensuring you can easily find and order this essential automotive tool online, making it convenient for both personal and professional use.
JASTIND Circuit Testers Editorial Review
The Heavy Duty 3-72V Backlit Digital LCD Circuit Tester is a reliable and convenient tool for automotive testing. With its backlit digital LCD screen, it allows for easy reading of voltage and other test results. The tester is praised for its accuracy, with one customer confirming its reliability by comparing it to a variable power supply. The convenience of this tester is highlighted by several customers who appreciate its one-handed operation and quick readings. It is particularly useful for testing open circuits and checking battery power, making it a valuable tool for testing batteries and alternators. The digital display of voltage is also praised as a game changer, replacing the need for traditional test lights. Customers are pleasantly surprised by the quality of this product, especially Considering its affordable price. Although it is slightly larger in size, it does not deter from its functionality. The robust build, solid cable and clamp, as well as the durable rubber tip cover, add to the overall longevity of the tester. Overall, the Heavy Duty 3-72V Backlit Digital LCD Circuit Tester receives positive feedback from customers who appreciate its accuracy, convenience, and durability. It is Considered a reliable tool for various automotive testing needs.
Customer Reviews & Ratings
481 customers ratings
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5 Star
81%
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4 Star
12%
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3 Star
3%
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2 Star
1%
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1 Star
3%
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Pros
- Accurate readings, confirmed against a variable power supply.
- One-handed operation for quick and easy testing.
- Digital display of voltage eliminates the need for traditional test lights.
- Good value for money, with surprising quality for the price.
- Robust build, solid cable and clamp, and durable rubber tip cover.
Cons
- The size of the tester may be slightly larger than expected.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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USD 24
Order now and get it around Monday, August 24
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 10 items left in stock.
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Wide testing range of 3-72v
- Polarity indicating LED lights
- Computer safe with backlight digital display
- Anti-lost probe protective tip
- Extended PU spring and large alligator clip
- 100% quality guarantee
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