---
product_id: 620256637
title: "Auto Test Pencil Light Automotive, Circuit Tester, Dc 3v-24v Digital Led, Auto Bidirectional Frequency Voltage Tester Electric Battery Testing Pen Probe, Repair Tool For Car Truck Motorcycle."
brand: "aasons"
price: "$14.64"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/620256637-auto-test-pencil-light-automotive-circuit-tester-dc-3v-24v
store_origin: US
region: United States of America
---

# Bidirectional LED polarity indicator 3-24V DC voltage range Spring-loaded flexible cable Auto Test Pencil Light Automotive, Circuit Tester, Dc 3v-24v Digital Led, Auto Bidirectional Frequency Voltage Tester Electric Battery Testing Pen Probe, Repair Tool For Car Truck Motorcycle.

**Brand:** aasons
**Price:** $14.64
**Availability:** ✅ In Stock

## Summary

> 🔧 Diagnose like a pro, fix like a boss!

## Quick Answers

- **What is this?** Auto Test Pencil Light Automotive, Circuit Tester, Dc 3v-24v Digital Led, Auto Bidirectional Frequency Voltage Tester Electric Battery Testing Pen Probe, Repair Tool For Car Truck Motorcycle. by aasons
- **How much does it cost?** $14.64 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/620256637-auto-test-pencil-light-automotive-circuit-tester-dc-3v-24v)

## Best For

- aasons enthusiasts

## Why This Product

- Trusted aasons brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safety First Design:** Insulated clips protect you from electric shock during every diagnostic check.
- • **Precision Wire Piercing:** Sharp stainless steel probes ensure quick, accurate circuit access without damage.
- • **Instant Polarity Feedback:** Red and green LEDs clearly show positive or negative voltage at a glance.
- • **Effortless One-Handed Testing:** Large alligator clip and spring-loaded cable for ultimate flexibility and speed.
- • **Versatile Vehicle Compatibility:** Tests 3-24V DC circuits—perfect for cars, trucks, and motorcycles alike.

## Overview

The AASONS Auto Test Pencil Light is a professional-grade automotive circuit tester designed for quick, accurate voltage diagnostics across 3-24V DC systems. Featuring a flexible spring-loaded cable, sharp stainless steel probes, and bidirectional LED polarity indicators, it offers safe, one-handed operation ideal for cars, trucks, and motorcycles. Lightweight and ergonomically designed, it’s the essential tool for any serious vehicle maintenance pro.

## Description

AASONS Auto Test Pencil Light Automotive, Circuit Tester, Dc 3v-24v Digital Led, Auto Bidirectional Frequency Voltage Tester Electric Battery Testing Pen Probe, Repair Tool For Car Truck Motorcycle.

## Features

- 【Simple And Fast To Use】 Our Circuit Tester Light Has An Long Spring-Loaded Cable, Which Provides More Flexibility For Testing Circuits. And It Carries A Large Size Alligator Clip For Easy One-Handed Operation.
- 【Reasonable Design】Automotive Circuit Tester Has Sharp Stainless Steel Probes That Make It Easy To Pierce Wires. The Insulated Alligator Clips Electrically Protect You From Electric Shock.
- 【Bidirectional Voltage Test】Digital Test Light Has A Light-Emitting Diode To Indicate Polarity, With A Red Light Indicating Positive And A Green Light Indicating Negative.
- 【Applicable Scope】Professional Automotive Circuit Tester With 3-48V DC Voltage Test Range, Ideal For Checking Various Vehicle Circuits, Can Quickly Check Car Headlights, Taillights, Turn Signal Circuits, Faulty Sockets, And Fuse Connections.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | AASONS |
| Power Source | Battery Powered |
| Colour | Red |
| Min. Operating Voltage | 3 Volts |
| Measurement Type | Voltage Tester |
| Maximum Operating Voltage | 24 Volts |
| Manufacturer | 8668698115, AASONS |
| Manufacturer | AASONS |
| Number of Memory Sticks | 1 |
| Item Weight | 120 g |
| Package Dimensions | 28.3 x 11.4 x 3.7 cm; 120 g |
| Item part number | PCATP |

## Product Details

- **Brand:** AASONS
- **Power Source:** Battery Powered
- **Colour:** Red
- **Min. Operating Voltage:** 3 Volts
- **Measurement Type:** Voltage Tester

## Images

![Auto Test Pencil Light Automotive, Circuit Tester, Dc 3v-24v Digital Led, Auto Bidirectional Frequency Voltage Tester Electric Battery Testing Pen Probe, Repair Tool For Car Truck Motorcycle. - Image 1](https://m.media-amazon.com/images/I/61YDA1RqaNL.jpg)

## Frequently Bought Together

- AASONS Auto Test Pencil Light Automotive, Circuit Tester, Dc 3v-24v Digital Led, Auto Bidirectional Frequency Voltage Tester Electric Battery Testing Pen Probe, Repair Tool For Car Truck Motorcycle.
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-01-25*