---
product_id: 551353248
title: "HT61 Gas Leak Detector,Natural Gas Portable Dual Mode Detector with Audible & Visual Alarm for Precise Detection of Propane, Methane, and Combustible Gas Leaks in Home and RV (without Batteries)"
brand: "langtaojin"
price: "¥740"
currency: JPY
in_stock: false
url: https://www.desertcart.jp/products/551353248-ht61-gas-leak-detector-natural-gas-portable-dual-mode-detector
store_origin: JP
region: Japan
---

# Portable pen-style design Dual-mode detection 0.5 sec leak detection HT61 Gas Leak Detector,Natural Gas Portable Dual Mode Detector with Audible & Visual Alarm for Precise Detection of Propane, Methane, and Combustible Gas Leaks in Home and RV (without Batteries)

**Brand:** langtaojin
**Price:** ¥740
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Stay Safe, Stay Smart with HT61!

## Quick Answers

- **What is this?** HT61 Gas Leak Detector,Natural Gas Portable Dual Mode Detector with Audible & Visual Alarm for Precise Detection of Propane, Methane, and Combustible Gas Leaks in Home and RV (without Batteries) by langtaojin
- **How much does it cost?** ¥740 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/551353248-ht61-gas-leak-detector-natural-gas-portable-dual-mode-detector)

## Best For

- langtaojin enthusiasts

## Why This Product

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

## Key Features

- • **🔋 Ready to Go!:** Battery-powered with included AAA batteries for convenience.
- • **🌙 Night Vision!:** Backlit LCD display for clear visibility in low light.
- • **🔒 Safety First!:** Detects a wide range of combustible gases quickly.
- • **🚀 Rapid Response!:** High sensitivity mode detects leaks in just 0.5 seconds.
- • **🛠️ Multi-Use Marvel!:** Perfect for home, RV, and camping applications.

## Overview

The HT61 Gas Leak Detector is a portable, dual-mode device designed for precise detection of various combustible gases, including propane and methane. With rapid detection capabilities, a user-friendly design, and an audible alarm, it ensures safety in homes and RVs alike.

## Description

FeatureSimple Key DesignSimple three-button design, easy to understand how to use at a glance.Body Made of ABSMade of high quality engineering plastic, compounded with non-slip rubber, which is hard and resistant to shocks.Simple Battery Cover RemovalEasy removal of the battery cover, low power consumption, simple replacement and long life. Uses 2 x AAA 1.5V batteries.IPX4 WaterproofThe IPX4 waterproof design effectively prevents damage to the product due to water dripping during use.Fall ProtectionThe drop-proof design effectively prevents damage to the product due to accidental drops during use.Dust ProtectionThe dust-proof design effectively prevents damage to the product during use due to excessive dust in the air during testing.

## Features

- 【Dual-Mode Detection】 The Protmex HT61 gas leak detector features dual-mode detection with both high and low sensitivity modes to quickly and accurately identify a wide range of combustible gases such as propane, methane, natural gas, coal gas, gasoline, LPG, LNG, and more.With a warm-up time of just 30-45 seconds, the gas detector enters high sensitivity mode (50-500 ppm) and can detect gas leaks in just 0.5 seconds, making it easy to identify the source of any potential gas leaks.
- 【Portable Design for Broad Applications 】 With a pen-style design, the HT61 Natural Gas Detector is easy to carry and use in various environments such as kitchen gas stoves, water heaters, natural gas heating systems, RV propane tanks, factory gas pipelines, and more. Keep more cash in your wallet by using this multi-functional gas detector to diagnose problems.
- 【Visual & Audible Alarm】 The HT61 gas sniffer features a continuous 75 dB alarm tone and LCD light that turns red to alert users of combustible gas detection. Its green backlit LCD display ensures clear visibility in low light conditions.
- 【Battery-Powered & User-Friendly】The HT61 natural gas leak detector is battery-powered and comes with two AAA batteries, making it easy to use. It has three function buttons for high sensitivity, low sensitivity, and power. The backlit LCD screen has a low-battery indicator, and it will automatically shut down after 10 minutes of inactivity.
- 【Quick and Sensitive Detection for Your Safety】 The Protmex HT61 gas leak detector has sensitive and quick detection capabilities, making it suitable for various applications, such as home gas appliances, camping trips, and propane lines. With this detector, you can detect gas leaks early and take immediate action to prevent any hazardous situations, ensuring your safety and peace of mind.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Langtaojin |
| Part number | Gas Leak Detector |
| Item Weight | 80 g |
| Package Dimensions | 17.6 x 4.6 x 2.7 cm; 80 g |
| Batteries | 1 Lithium Ion batteries required. (included) |
| Manufacturer reference | Gas Leak Detector |
| Style | Modern |
| Power source type | Battery Powered |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium Ion |

## Product Details

- **Brand:** Langtaojin
- **Style:** Modern
- **Power source:** Battery Powered
- **Alarm:** Audible
- **Operating humidity:** 95 percent

## Images

![HT61 Gas Leak Detector,Natural Gas Portable Dual Mode Detector with Audible & Visual Alarm for Precise Detection of Propane, Methane, and Combustible Gas Leaks in Home and RV (without Batteries) - Image 1](https://m.media-amazon.com/images/I/6127kQ+hHoL.jpg)
![HT61 Gas Leak Detector,Natural Gas Portable Dual Mode Detector with Audible & Visual Alarm for Precise Detection of Propane, Methane, and Combustible Gas Leaks in Home and RV (without Batteries) - Image 2](https://m.media-amazon.com/images/I/71-GoSJXK2L.jpg)
![HT61 Gas Leak Detector,Natural Gas Portable Dual Mode Detector with Audible & Visual Alarm for Precise Detection of Propane, Methane, and Combustible Gas Leaks in Home and RV (without Batteries) - Image 3](https://m.media-amazon.com/images/I/71WQQaca-6L.jpg)
![HT61 Gas Leak Detector,Natural Gas Portable Dual Mode Detector with Audible & Visual Alarm for Precise Detection of Propane, Methane, and Combustible Gas Leaks in Home and RV (without Batteries) - Image 4](https://m.media-amazon.com/images/I/71AuGwtqMgL.jpg)
![HT61 Gas Leak Detector,Natural Gas Portable Dual Mode Detector with Audible & Visual Alarm for Precise Detection of Propane, Methane, and Combustible Gas Leaks in Home and RV (without Batteries) - Image 5](https://m.media-amazon.com/images/I/71VREgd0wTL.jpg)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-29*