---
product_id: 602076834
title: "3 Wire 0.36\" DC 0~30V Digital Voltmeter Gauge Tester Blue LED Display Panel Mount Car Motorcycle Battery Monitor Volt Voltage Meter with Reverse Polarity Protection Pack of 5"
brand: "bayite"
price: "$63.82"
currency: USD
in_stock: true
url: https://www.desertcart.ec/products/602076834-3-wire-0-36-dc-0-30v-digital-voltmeter-gauge
store_origin: EC
region: Ecuador
---

# 0.01V precision under 10V 0~30V DC range Reverse polarity protection 3 Wire 0.36" DC 0~30V Digital Voltmeter Gauge Tester Blue LED Display Panel Mount Car Motorcycle Battery Monitor Volt Voltage Meter with Reverse Polarity Protection Pack of 5

**Brand:** bayite
**Price:** $63.82
**Availability:** ✅ In Stock

## Summary

> 🔵 Stay ahead of the charge with precision and style!

## Quick Answers

- **What is this?** 3 Wire 0.36" DC 0~30V Digital Voltmeter Gauge Tester Blue LED Display Panel Mount Car Motorcycle Battery Monitor Volt Voltage Meter with Reverse Polarity Protection Pack of 5 by bayite
- **How much does it cost?** $63.82 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/602076834-3-wire-0-36-dc-0-30v-digital-voltmeter-gauge)

## Best For

- bayite enthusiasts

## Why This Product

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

## Key Features

- • **Bright Blue LED Display:** Clear 0.36" digital readout for quick, at-a-glance monitoring.
- • **Compact & Easy to Mount:** Slim 23mm x 15mm panel mount fits seamlessly into any dashboard.
- • **Built to Last with Safety in Mind:** Reverse polarity protection guards your device from accidental damage.
- • **Wide Voltage Range for Versatility:** Measures from 0 to 30V DC, perfect for cars, motorcycles, and more.
- • **Precision that Powers Your Projects:** Calibratable accuracy down to 0.01V ensures you never miss a detail.

## Overview

The bayite 3-wire digital voltmeter offers a highly accurate (0.01V) and wide-ranging (0-30V DC) voltage measurement with a bright blue LED display. Its calibratable design and reverse polarity protection make it a reliable and safe choice for monitoring car and motorcycle batteries. Compact and easy to mount, this pack of 5 meters is ideal for professionals seeking precise, durable voltage monitoring solutions.

## Description

Main Specifications:  CALIBRATABLE: The screw on the back is used to Calibrate the meterNOTE: When measured voltage is larger than 30V, the voltmeter will be damaged.  Overall Dimension: 23mm x 15mm/0.9" x 0.59", Thickness: 10mm/0.39"  Mounting Hole Center Distance: 28mmMeasure Voltage: DC 0~30V Working Voltage: DC 3V-30V Measurement Accuracy: 0.01(0.01 - 9.99V) / 0.1(10.0 - 30.0V); Display: Three 0.36" digital LED Tube Display Color: Blue Measurement rate: 300mS / times Operating Temperature: 14 ~ 149 °F(-10 ~ 65 °C) Reverse protection: Yes When measured voltage is below 10V: the voltmeter displays two decimal digits, for example, 5.32V When measured voltage is larger than 10V, the voltmeter displays one decimal digit, for example, 10.5V  Wiring:  Red wire: Power supply + Black wire: Power supply -, Measured Voltage - White wire: Measured Voltage +  Package Includes: 5x DC 0-30V Voltmeter

## Features

- This is Three-Wire Voltmeter. Three-Wire connection enable the Voltage Test Rang from 0.00 to 30V. (Two-wire meters cannot measure the voltage that is below 3V);
- Measurement Accuracy: 0.01(0.01 - 9.99V) / 0.1(10.0 - 30.0V); And the meter is CALIBRATABLE: The screw on the back is used to Calibrate the meter.
- BRIGHT & NICE Reading: Display: Three 0.36" digital LED Tube; Display Color: BLUE;
- Reverse Polarity Protection: The meter won't burn out if reverse polarity is applied, but the screen will display nothing
- NOTE: When measured voltage is larger than 30V, the voltmeter will be damaged.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00YALV0NG |
| Best Sellers Rank | #25,384 in Automotive ( See Top 100 in Automotive ) #13 in Automotive Voltmeter Gauges |
| Brand | bayite |
| Color | Blue |
| Date First Available | May 26, 2015 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.16 ounces |
| Item dimensions L x W x H | 0.9 x 0.55 x 0.39 inches |
| Item model number | CECOMINOD000239 |
| Manufacturer | bayite |
| Measurement Type | Voltmeter |
| Min. Operating Voltage | 3 Volts (DC) |
| Power Source | Battery Powered |
| Product Dimensions | 0.9 x 0.55 x 0.39 inches |
| Style | Voltage Tester |
| UPC | 711463670104 |
| Upper Temperature Rating | 149 Degrees Fahrenheit |

## Product Details

- **Brand:** bayite
- **Power source:** Battery Powered
- **Style:** Digital
- **Colour:** Blue
- **Item weight:** 5 g

## Images

![3 Wire 0.36" DC 0~30V Digital Voltmeter Gauge Tester Blue LED Display Panel Mount Car Motorcycle Battery Monitor Volt Voltage Meter with Reverse Polarity Protection Pack of 5 - Image 1](https://m.media-amazon.com/images/I/51WC3di4mbL._AC_UL320_.jpg)
![3 Wire 0.36" DC 0~30V Digital Voltmeter Gauge Tester Blue LED Display Panel Mount Car Motorcycle Battery Monitor Volt Voltage Meter with Reverse Polarity Protection Pack of 5 - Image 2](https://m.media-amazon.com/images/I/51WC3di4mbL._AC_UL480_FMwebp_QL65_.jpg)
![3 Wire 0.36" DC 0~30V Digital Voltmeter Gauge Tester Blue LED Display Panel Mount Car Motorcycle Battery Monitor Volt Voltage Meter with Reverse Polarity Protection Pack of 5 - Image 3](https://m.media-amazon.com/images/I/51WC3di4mbL._AC_UL640_FMwebp_QL65_.jpg)
![3 Wire 0.36" DC 0~30V Digital Voltmeter Gauge Tester Blue LED Display Panel Mount Car Motorcycle Battery Monitor Volt Voltage Meter with Reverse Polarity Protection Pack of 5 - Image 4](https://m.media-amazon.com/images/I/51WC3di4mbL._AC_UL800_FMwebp_QL65_.jpg)
![3 Wire 0.36" DC 0~30V Digital Voltmeter Gauge Tester Blue LED Display Panel Mount Car Motorcycle Battery Monitor Volt Voltage Meter with Reverse Polarity Protection Pack of 5 - Image 5](https://m.media-amazon.com/images/I/51WC3di4mbL._AC_UL960_FMwebp_QL65_.jpg)

## Frequently Bought Together

- bayite Pack of 5 Three-Wire Calibratable DC 0~30V Blue Digital Mini Voltmeter Gauge Tester Mount Car Motorcycle Battery Monitor Volt Voltage Meter 0.36" Blue LED Display Panel
- WINSINN GT2 Idler Pulley 20 Toothless 3mm Bore 10mm Width Timing Pulley Wheel Aluminum for 3D Printer (Pack of 5Pcs)
- 3x8x3mm Steel Deep Groove Ball Bearing,Model Bearings MR83ZZ L-830ZZ Pack of 10

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-01-27*