---
product_id: 656825114
title: "Upgraded Heavy Duty Circuit Tester with Buzzer, 3-72V DC Digital LED Test Light with Voltmeter, Automotive Light Tester with Illumination, Fuse Voltage Tester Auto Electrical Tool"
brand: "winamoo"
price: "S$43"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/656825114-upgraded-heavy-duty-circuit-tester-with-buzzer-3-72v-dc
store_origin: SG
region: Singapore
---

# LED Display 3-72V Range Stainless Steel Probe Upgraded Heavy Duty Circuit Tester with Buzzer, 3-72V DC Digital LED Test Light with Voltmeter, Automotive Light Tester with Illumination, Fuse Voltage Tester Auto Electrical Tool

**Brand:** winamoo
**Price:** S$43
**Availability:** ✅ In Stock

## Summary

> 🔌 Power Up Your Projects with Confidence!

## Quick Answers

- **What is this?** Upgraded Heavy Duty Circuit Tester with Buzzer, 3-72V DC Digital LED Test Light with Voltmeter, Automotive Light Tester with Illumination, Fuse Voltage Tester Auto Electrical Tool by winamoo
- **How much does it cost?** S$43 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/656825114-upgraded-heavy-duty-circuit-tester-with-buzzer-3-72v-dc)

## Best For

- winamoo enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Overvoltage reminder to keep you and your projects safe.
- • **Versatile for All:** Perfect for pros and DIYers alike, from automotive to electronics.
- • **Illuminate Your Work:** Built-in handle-mounted light for dim environments.
- • **Durability Meets Design:** Crafted with premium ABS and stainless steel for longevity.
- • **Precision at Your Fingertips:** Experience ±0.1V accuracy for flawless readings.

## Overview

The Upgraded Heavy Duty Circuit Tester is a robust automotive tool designed for precision and safety. Featuring a stainless steel probe, a high-resolution LED display, and a versatile testing range of 3-72V DC, it ensures accurate voltage readings. With added features like auxiliary illumination, an alarm buzzer, and a durable design, this tester is perfect for both professionals and DIY enthusiasts.

## Description

Upgraded Heavy Duty Circuit Tester with Buzzer, 3-72V DC Digital LED Test Light with Voltmeter, Automotive Light Tester with Illumination, Fuse Voltage Tester Auto Electrical Tool

## Features

- 【STAINLESS STEEL PROBE & HEAVY DUTY BODY 】Unlike market-standard carbon steel, our probe boasts stainless steel construction with an insulating layer, resisting rust and offering superior insulation for enhanced safety. Crafted with premium ABS materials, the entire electric pen structure is robust and resilient, ensuring longevity for everyday applications.
- 【LED DISPLAY & WIDER TEST RANGE】Equipped with a crisp high-res LED digital display, this electrical tester ensures precise voltage readings at a glance. Its versatile 3V-72V DC testing range fits multiple auto & electrical tasks. With ±0.1V accuracy, it boosts work safety & efficiency. Bidirectional testing simplifies the low DC checks, doubling its practicality.
- 【AUXILIARY ILLUMINATION & ALARM BUZZER】WINIMOO probe tester can seamlessly operate in dim environments with the built-in handle-mounted illumination. This automotive tester includes a buzzer beeper to instantly confirm polarity, adding convenience to your work. Overvoltage reminder ensures added safety, alerting to hazards & minimizing damage risks from high voltages.
- 【ENHANCED SPRING WIRE & ANTI-LOSS PROBE COVER】The automotive light tester's high-quality thickened anti-freeze spring wire extends 142", enhancing portability, convenience, and speed for maintenance and diagnostics. The sharp stainless steel probe pierces insulation easily, accessing tight spaces. The loss-proof cover prevents punctures and ensures convenient storage.
- 【VERSATILE USE & SEAMLESS AFTER-SALES SERVICE】Its versatile design caters to diverse usage scenarios, spanning from automotive diagnostics to electronic repairs, ideal for pros & DIYers. Reliable and swift after-sales support tailored to exceed expectations and address any issues promptly. We are deeply committed to providing a flawless ownership experience. Trust us for seamless ownership & expert assistance.

## Product Details

- **Brand:** WINAMOO
- **Power Source:** Corded Electric
- **Color:** Black
- **Min. Operating Voltage:** 3 Volts
- **Maximum Operating Voltage:** 72 Volts

## Images

![Upgraded Heavy Duty Circuit Tester with Buzzer, 3-72V DC Digital LED Test Light with Voltmeter, Automotive Light Tester with Illumination, Fuse Voltage Tester Auto Electrical Tool - Image 1](https://m.media-amazon.com/images/I/71UUIC1VY+L.jpg)

## Frequently Bought Together

- Upgraded Heavy Duty Circuit Tester with Buzzer, 3-72V DC Digital LED Test Light with Voltmeter, Automotive Light Tester with Illumination, Fuse Voltage Tester Auto Electrical Tool
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**Shop now:** [https://www.desertcart.sg/products/656825114-upgraded-heavy-duty-circuit-tester-with-buzzer-3-72v-dc](https://www.desertcart.sg/products/656825114-upgraded-heavy-duty-circuit-tester-with-buzzer-3-72v-dc)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-25*