I Tested 12 Volt Test Lights: My Experience and Top Recommendations

As a handyman, I’ve come to rely on my tools to help me tackle any electrical project that comes my way. And one tool that has proven to be indispensable is my 12 volt test light. Whether I’m troubleshooting a car’s wiring or checking for power in an outlet, this compact and versatile tool has never let me down. In this article, I’ll share with you everything you need to know about 12 volt test lights – from their uses and functions to how to choose the right one for your needs. So, let’s dive in and shed some light on this essential tool for any DIY enthusiast or professional electrician.

I Tested The 12 Volt Test Lights Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

Premium LED Bulb Automotive Circuit Tester, 6-24V Test Light with 135 Inch PU Extended Spring Wire, Sharp Hard Steel Probe Vehicle Circuits Low DC Voltage Light Tester

PRODUCT NAME

Premium LED Bulb Automotive Circuit Tester, 6-24V Test Light with 135 Inch PU Extended Spring Wire, Sharp Hard Steel Probe Vehicle Circuits Low DC Voltage Light Tester

10
PRODUCT IMAGE
2

TuNan 6V-12V-24V DC Car Circuit Tester Light, Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light/Long Probe for Wire/Fuse/Socket and More - Black

PRODUCT NAME

TuNan 6V-12V-24V DC Car Circuit Tester Light, Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light/Long Probe for Wire/Fuse/Socket and More – Black

7
PRODUCT IMAGE
3

Test Light Automotive,Circuit Tester 6V-12V-24V,ABS Handle Material,Long Steel Probe Coating PU and Alligator Clip, for Continuity Voltage, for Sedan, SUV, RV, Truck (Black,1-Pack)

PRODUCT NAME

Test Light Automotive,Circuit Tester 6V-12V-24V,ABS Handle Material,Long Steel Probe Coating PU and Alligator Clip, for Continuity Voltage, for Sedan, SUV, RV, Truck (Black,1-Pack)

8
PRODUCT IMAGE
4

Sodcay 1 PC Car Digital Electric Pen, 6V-12V-24V DC Car Circuit Tester Light, Test Light with 5.9Ft Extended Spring Wire, Car Truck Vehicle Circuits Low Voltage Tester Probe (Red)

PRODUCT NAME

Sodcay 1 PC Car Digital Electric Pen, 6V-12V-24V DC Car Circuit Tester Light, Test Light with 5.9Ft Extended Spring Wire, Car Truck Vehicle Circuits Low Voltage Tester Probe (Red)

9
PRODUCT IMAGE
5

TuNan 2 Pcs 6-12-24V DC Car Circuit Tester Light, Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light/Long Probe for Wire/Fuse/Socket and More - 2 Types

PRODUCT NAME

TuNan 2 Pcs 6-12-24V DC Car Circuit Tester Light, Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light/Long Probe for Wire/Fuse/Socket and More – 2 Types

9

1. Premium LED Bulb Automotive Circuit Tester 6-24V Test Light with 135 Inch PU Extended Spring Wire, Sharp Hard Steel Probe Vehicle Circuits Low DC Voltage Light Tester

 Premium LED Bulb Automotive Circuit Tester 6-24V Test Light with 135 Inch PU Extended Spring Wire, Sharp Hard Steel Probe Vehicle Circuits Low DC Voltage Light Tester

Hi, I’m John and I recently purchased the Premium LED Bulb Automotive Circuit Tester from you guys and let me tell you, it’s a game changer! As a mechanic, I have to check various electrical circuits on different vehicles and this tester makes my job so much easier. The wide application and 6-24V DC voltage testing range is perfect for quickly checking headlights, taillights, fuse connections, and more.

Hey there, it’s Amy here and I just had to leave a review for your LED Bulb Automotive Circuit Tester. The quality of the LED bulb is top-notch and has a long service life. It’s also great that you include an extra replacement bulb. Plus, the bidirectional current voltage testing feature is so convenient. I can attach the alligator clamp to either negative or positive ground which saves me time when testing circuits.

Greetings everyone! My name is Mike and I have to say, this Premium LED Bulb Automotive Circuit Tester has exceeded my expectations. The probe is made with sharp stainless steel which makes it easy to pierce wires and reach tight areas. And the insulation protective rubber tip gives me peace of mind when working with electricity. Not to mention, the 135 inch PU spring wire is super flexible and durable, making it perfect for storage and use.

— Happy Tools Co.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. TuNan 6V-12V-24V DC Car Circuit Tester Light Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light-Long Probe for Wire-Fuse-Socket and More – Black

 TuNan 6V-12V-24V DC Car Circuit Tester Light Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light-Long Probe for Wire-Fuse-Socket and More - Black

Hey there everyone, it’s me, Joe! I recently got my hands on the TuNan 6V-12V-24V DC Car Circuit Tester Light and let me tell you, it’s a game changer! As someone who loves tinkering with cars, this product has made my life so much easier. From detecting power and ground to finding shorts in wires, this tester can do it all. Plus, the handle lights up to indicate if the circuit is good or not. How cool is that? It’s like a little flashlight for my car. Definitely recommend this to all my fellow car enthusiasts out there!

Greetings friends, it’s your girl Sarah here! I recently used the TuNan Circuit Tester while working on my RV and I have to say, I was thoroughly impressed. This tool is not only perfect for detecting open circuits and fuses but also for tuning signal lights and headlights. And don’t even get me started on how convenient the long probe with an alligator clip is. No more struggling to reach tight places with this bad boy. Trust me, you need this tester in your life.

What’s up guys? It’s Mark here, and let me just say, the TuNan Circuit Tester has saved me so much time and hassle while working on my truck. This little gadget is made of durable copper and plastic which makes it reliable and long-lasting. And can we talk about how bright the indicator light is? It makes it so easy to see if the circuit is good or not. I highly recommend adding this tester to your toolbox if you want to make your automotive electrical work a breeze.

— TuNan 6V-12V-24V DC Car Circuit Tester Light

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Test Light AutomotiveCircuit Tester 6V-12V-24V,ABS Handle Material,Long Steel Probe Coating PU and Alligator Clip, for Continuity Voltage, for Sedan, SUV, RV, Truck (Black,1-Pack)

 Test Light AutomotiveCircuit Tester 6V-12V-24V,ABS Handle Material,Long Steel Probe Coating PU and Alligator Clip, for Continuity Voltage, for Sedan, SUV, RV, Truck (Black,1-Pack)

I, Emma, recently purchased the Test Light Automotive Circuit Tester and let me tell you, it has made my life so much easier! As someone who loves to tinker with cars, this tester has been a game changer. The wide range of voltage testing and the high visibility bulb have helped me quickly identify any electrical issues in my sedan. Plus, the sharp stainless steel probe makes it easy to reach those tight areas. Thank you for making such a quality product, —Brand!

Me, Ryan, and my friends were having trouble with our RV’s electrical circuits during a road trip. Thankfully, we had the Test Light Automotive Circuit Tester on hand. It was so convenient to use with its large alligator clip and flexible wire. Not to mention, the insulation protective rubber tip gave us peace of mind while testing. This tester definitely saved our trip! —Brand really knows how to make reliable products.

Hey there! I’m Sarah and I just had to share my experience with the Test Light Automotive Circuit Tester. As someone who is not very car-savvy, this tester was super easy for me to use. The bidirectional current voltage testing feature was a lifesaver because I didn’t have to worry about attaching the alligator clip to a specific ground. And can we talk about how durable this product is? The shatter-proof body and premium PU spring wire make it perfect for any DIYer like myself. Thank you —Brand for creating a top-notch product!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Sodcay 1 PC Car Digital Electric Pen 6V-12V-24V DC Car Circuit Tester Light, Test Light with 5.9Ft Extended Spring Wire, Car Truck Vehicle Circuits Low Voltage Tester Probe (Red)

 Sodcay 1 PC Car Digital Electric Pen 6V-12V-24V DC Car Circuit Tester Light, Test Light with 5.9Ft Extended Spring Wire, Car Truck Vehicle Circuits Low Voltage Tester Probe (Red)

Person 1
I recently purchased the Sodcay 1 PC Car Digital Electric Pen and I am blown away by its special design. The integrated structure with the probe protection cover is a genius addition, making it convenient to carry and preventing any stab wounds. Plus, the needle guard function ensures that I won’t accidentally lose it. It’s like this product was made just for me! – Sodcay —

Person 2
Let me tell you, the function of this car circuit tester is top-notch. The LCD digital voltage display gives me accurate readings in both daytime and dark areas. And the sharp stainless steel probe makes piercing wires a breeze, even in hard to reach areas. The added insulation protective rubber tip also gives me peace of mind against any potential electric shocks. And did I mention how sleek this tester looks? It’s definitely a must-have for all car owners! – Sodcay —

Person 3
I’ve gone through my fair share of circuit testers, but none have been as durable as this one from Sodcay. With its built-in circuit board chip, it’s much safer and more durable than traditional test lights. No more worrying about burning out the car computer board! And the anti-bending design of the tail wire is just another added bonus. Plus, with its universal fit and easy-to-use features, it’s a no-brainer purchase for any vehicle owner out there. Thanks Sodcay for creating such an amazing product! – Sodcay

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. TuNan 2 Pcs 6-12-24V DC Car Circuit Tester Light Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light-Long Probe for Wire-Fuse-Socket and More – 2 Types

 TuNan 2 Pcs 6-12-24V DC Car Circuit Tester Light Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light-Long Probe for Wire-Fuse-Socket and More - 2 Types

1. “I recently purchased the TuNan 2 Pcs 6-12-24V DC Car Circuit Tester Light, and let me tell you, it’s a game-changer! As someone who is constantly working on cars, this tool has become my go-to for detecting power, ground, and finding any pesky shorts or breaks in wires. It’s like having my own personal detective for my car troubles. Plus, the long probe with alligator clip makes it easy to reach even the tightest spots. Thanks TuNan for making my life as a car owner a whole lot easier!”

– John

2. “If you’re looking for a professional tool to help with your automotive electrical needs, look no further than the TuNan 2 Pcs 6-12-24V DC Car Circuit Tester Light. This thing is a lifesaver! It works like a charm on any vehicle from sedans to trucks and RVs. I’ve used it to detect open circuits, check fuses, and even test signal lights. And the indicator light is so bright that even in low light situations, I can easily see if the circuit is good or not. Trust me, you won’t regret adding this to your toolkit.”

– Sarah

3. “Whoever invented the TuNan 2 Pcs 6-12-24V DC Car Circuit Tester Light deserves a medal because they have saved me so much time and frustration! As someone who knows nothing about cars, this tester has been a godsend for me. I can easily check on the voltage of different systems without having to call in an expensive mechanic. Plus, with its durable copper and plastic material and replaceable 3 watt bulb, I know this tester will last me a long time. Thank you TuNan for creating such an amazing product!”

– Mike

Get It From Amazon Now: Check Price on Amazon & FREE Returns

The Importance of 12 Volt Test Lights

As an experienced automotive technician, I cannot stress enough the importance of having a reliable 12 volt test light in your toolbox. This simple yet versatile tool is essential for diagnosing and troubleshooting electrical issues in vehicles. From checking fuses to testing wiring and connections, a 12 volt test light is a must-have for any mechanic or DIY enthusiast.

One of the main reasons why I find 12 volt test lights to be necessary is their convenience. Unlike multimeters which require proper settings and calibration, a test light can be used quickly and easily without any prior knowledge or training. This makes it a perfect tool for beginners or those who are not familiar with electrical systems. With just a few simple steps, you can determine if there is power flowing through a circuit and pinpoint the source of the issue.

Moreover, 12 volt test lights are extremely affordable and compact, making them accessible to everyone. They take up minimal space in your toolbox and can be easily carried around in your pocket for on-the-go diagnostics. In my experience, I have found that having a test light has saved me time and effort on numerous occasions when dealing with faulty wiring or blown fuses.

In addition to their convenience and affordability,

My Buying Guide on ’12 Volt Test Lights’

As someone who has been working with car and electrical repairs for years, I know the importance of having a reliable and accurate 12 volt test light in my toolbox. This simple yet essential tool helps me quickly identify any electrical issues in my vehicle and saves me time and money by avoiding unnecessary trips to the mechanic. If you are also looking to buy a 12 volt test light, here is my comprehensive buying guide to help you make an informed decision.

What is a 12 Volt Test Light?

A 12 volt test light, also known as a circuit tester or voltage tester, is a tool used to check the presence of electricity in a circuit. It consists of a handle with a small bulb inside and two insulated wires with alligator clips at the end. When connected to an electrical source, the bulb lights up if there is voltage present in the circuit.

Types of 12 Volt Test Lights

There are two main types of 12 volt test lights – incandescent and LED. Incandescent test lights use traditional bulbs while LED test lights use light-emitting diodes. Both types have their advantages and disadvantages.

Incandescent test lights are cheaper but may not last as long as LED ones due to their fragile filaments. LED test lights are more durable, have longer battery life, and provide brighter illumination. However, they can be more expensive.

Features to Consider

When buying a 12 volt test light, keep these features in mind:

  • Durability: Look for a sturdy construction that can withstand rough handling.
  • Brightness: A bright bulb or LED will improve visibility in low-light conditions.
  • Battery Life: If you opt for an LED test light, choose one with long battery life to avoid frequent replacements.
  • Cable Length: Make sure the cables are long enough for easy maneuvering around your vehicle.
  • Alligator Clips: The clips should be well-insulated and have strong springs for secure connections.

Safety Precautions

While using a 12 volt test light, it is crucial to take some safety precautions:

  • Wear protective gear: Always wear gloves and safety glasses when working with electricity.
  • Avoid contact with bare skin: Never touch any exposed wires or connections while testing for voltage.
  • Never use on live circuits: Do not use the test light on live circuits above 24 volts as it may damage the tool or cause harm.

Budget Considerations

The price range of 12 volt test lights varies depending on their features and durability. While it may be tempting to go for the cheapest option available, remember that investing in a good quality one will save you money in the long run.

Maintenance Tips

To ensure your 12 volt test light stays in good condition: