---
product_id: 790004970
title: "Digital LED Circuit Tester with Voltage Display, Auto Bidirectional Voltage Tester, Electric Test Pen with Extended Spring Wire & Probe for Car RV Fuse Checker (Brown, One Size)"
brand: "winamoo"
price: "Rp1640659"
currency: IDR
in_stock: false
reviews_count: 5
category: "Winamoo"
url: https://www.desertcart.id/products/790004970-digital-led-circuit-tester-with-voltage-display-auto-bidirectional-voltage
store_origin: ID
region: Indonesia
---

# 3-48V voltage range LED voltage display with 0.1V resolution Auto bidirectional polarity detection Digital LED Circuit Tester with Voltage Display, Auto Bidirectional Voltage Tester, Electric Test Pen with Extended Spring Wire & Probe for Car RV Fuse Checker (Brown, One Size)

**Brand:** winamoo
**Price:** Rp1640659
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Power up your diagnostics with precision and speed!

## Quick Answers

- **What is this?** Digital LED Circuit Tester with Voltage Display, Auto Bidirectional Voltage Tester, Electric Test Pen with Extended Spring Wire & Probe for Car RV Fuse Checker (Brown, One Size) by winamoo
- **How much does it cost?** Rp1640659 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/790004970-digital-led-circuit-tester-with-voltage-display-auto-bidirectional-voltage)

## 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

- • **Precision Voltage Insight:** Accurately measures DC voltage from 3 to 48V with ±0.2V precision, empowering you to diagnose electrical issues confidently.
- • **Ergonomic & Durable Design:** Equipped with an extended spring wire and probe for easy access in tight spaces, built tough for professional-grade reliability.
- • **Time-Saving Diagnostic Tool:** Quickly detects power, ground, shorts, and breaks in wires, speeding up repairs and keeping your projects on track.
- • **Bidirectional Polarity Detection:** Instantly identifies positive and negative polarity with intuitive red and green LED indicators, eliminating guesswork.
- • **Versatile Automotive Compatibility:** Perfectly suited for cars, trucks, RVs, motorcycles, and more—your all-in-one circuit testing companion.

## Overview

The WINAMOO Digital LED Circuit Tester is a professional-grade automotive tool designed to measure DC voltage from 3 to 48 volts with high accuracy. Featuring auto bidirectional polarity detection and a clear LED voltage display, it simplifies troubleshooting electrical circuits in cars, trucks, RVs, and motorcycles. Its durable build and extended probe wire make it an essential time-saving device for engineers and DIY enthusiasts alike.

## Description

WINAMOO Test Light Automotive with Voltage Display for Checking Car Truck RV Motorcycle Fuses & Battery Voltage3-48 V testing range, ideal for car, truck, RV, and various vehicles' electrical circuits voltage testing, also for automotive battery, battery charging systems, ignition systems, which is a must have tool for any automotive engineer, electronic engineer or circuits DIY.BIDIRECTIONAL CIRCUIT TESTLED Indicator: Green for negative polarity & Red for positive polarity.The LED voltage display is a great addition to check fuses and battery voltage easily and quickly.Specifications and Features:Voltage: DC 3-48V(+_0.2V Accuracy)Resolution: 0.1VPackage Contents: 1* Automotive Circuit Tester with Voltage DisplayHEAVY DUTY DIAGNOSTIC TOOL1. This circuit tester can be used to detect power, ground and find shorts and breaks in wires.2. Quickly check automotive headlights, taillights, turn signal circuits, faulty sockets, connections, fuses, broken wires and moreThis auto light tester pen will save you time and speed up the job, perfect for automotive use.

Review: Best tester for your buck!
Review: good product

## Features

- ✅ Say Goodbye to Accidents at Home – Tired of cleaning up surprise messes? Our potty training spray for puppy helps your furry friend learn exactly where to go, saving your floors, rugs, and sanity!
- ✅ Fast & Easy Dog Toilet Training – Specially formulated dog potty spray creates a familiar scent zone that gently guides your pup or kitten to the right spot. Perfect dog spray for potty training—just spray and let instincts do the rest.
- ✅ Works on Multiple Surfaces – Use this pet potty training spray on pee pads, newspapers, training mats, litter boxes, or selected indoor areas. Whether it’s a puppy potty training spray or a dog toilet training spray, it’s safe and effective.
- ✅ Great for Puppies & Older Pets Too – Whether you're training a new pup or helping an older dog unlearn bad habits, this potty spray for dog training works for all ages. It even works as a cat pee repellent to keep your feline friends away from unwanted areas.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CJFH7Y4X |
| Brand | WINAMOO |
| Brand Name | WINAMOO |
| Colour | Brown |
| Country of Origin | USA |
| Customer Reviews | 4.7 out of 5 stars 656 Reviews |
| Included Components | Potty Training Spray |
| Item Dimensions | 45 x 45 x 190 Centimeters |
| Item Type Name | Potty Training Spray |
| Item Weight | 200 Grams |
| Item dimensions L x W x H | 45 x 45 x 190 Centimeters |
| Manufacturer | WINAMOO |
| Maximum Operating Voltage | 90 Volts |
| Measurement Type | Voltage Tester |
| Model Number | WITL109A3716 |
| Packer Contact Information | WINAMOO |
| Power Source | Battery Powered |
| Power Source Type | Battery Powered |
| UPC | 633337513716 |

## Product Details

- **Brand:** WINAMOO
- **Colour:** Brown
- **Item Weight:** 200 Grams
- **Item dimensions L x W x H:** 45 x 45 x 190 Centimeters
- **Power Source:** Battery Powered

## Images

![Digital LED Circuit Tester with Voltage Display, Auto Bidirectional Voltage Tester, Electric Test Pen with Extended Spring Wire & Probe for Car RV Fuse Checker (Brown, One Size) - Image 1](https://m.media-amazon.com/images/I/7136eQDqXUL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best tester for your buck!
*by S***E on 10 November 2025*



### ⭐⭐⭐⭐⭐ good product
*by K***H on 21 January 2026*



### ⭐⭐⭐⭐⭐ A must have gem!
*by S***N on 8 December 2025*



## Frequently Bought Together

- WINAMOO Test Light Automotive 5-90V Digital LED Circuit Tester with Voltage Display, Auto Bidirectional Voltage Tester, Electric Test Pen with Extended Spring Wire & Probe for Car RV Fuse Checker
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**Shop now:** [https://www.desertcart.id/products/790004970-digital-led-circuit-tester-with-voltage-display-auto-bidirectional-voltage](https://www.desertcart.id/products/790004970-digital-led-circuit-tester-with-voltage-display-auto-bidirectional-voltage)

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*Product available on Desertcart Indonesia*
*Store origin: ID*
*Last updated: 2026-03-03*