--- product_id: 642306227 title: "Otuoor 4 Gas Monitor, Continuous Detection of H2S, CO, LEL, O2 with Vibration, Sound & Light Alarms, Waterproof and Explosion-Proof, Portable Clip-On Design for Work Home, Long Battery Life" brand: "otuoor" price: "VT33138" currency: VUV in_stock: true reviews_count: 8 url: https://www.desertcart.vu/products/642306227-otuoor-4-gas-monitor-continuous-detection-of-h2s-co-lel store_origin: VU region: Vanuatu --- # Rechargeable Lithium Battery - up to 24h runtime Multi-Alert System: light, vibration, sound, display Fast Response Time <30s for real-time safety Otuoor 4 Gas Monitor, Continuous Detection of H2S, CO, LEL, O2 with Vibration, Sound & Light Alarms, Waterproof and Explosion-Proof, Portable Clip-On Design for Work Home, Long Battery Life **Brand:** otuoor **Price:** VT33138 **Availability:** ✅ In Stock ## Summary > 🚨 Stay Ahead of Danger with Precision Gas Detection! ## Quick Answers - **What is this?** Otuoor 4 Gas Monitor, Continuous Detection of H2S, CO, LEL, O2 with Vibration, Sound & Light Alarms, Waterproof and Explosion-Proof, Portable Clip-On Design for Work Home, Long Battery Life by otuoor - **How much does it cost?** VT33138 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/642306227-otuoor-4-gas-monitor-continuous-detection-of-h2s-co-lel) ## Best For - otuoor enthusiasts ## Why This Product - Trusted otuoor brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Powerhouse:** Lightweight (0.65 lbs) and portable design fits perfectly in your hand or safety gear for on-the-go monitoring. - • **Confidence in Every Breath:** Backed by a 12-month warranty and 24/7 expert support, ensuring your safety is always our priority. - • **Built to Brave Any Environment:** Rugged ABS shell with non-slip rubber coating, waterproof, dustproof, and explosion-proof for industrial and outdoor use. - • **Instant Alerts, Instant Action:** Quad-mode alarms (visual, vibration, audio, display) guarantee you never miss a critical gas leak warning. - • **Precision Detection, Zero Compromise:** High-quality imported electrochemical sensors ensure ±5% accuracy for CO, O2, H2S, and combustible gases. ## Overview The Otuoor Portable 4 Gas Detector is a compact, rechargeable multi-gas monitor engineered with high-precision electrochemical sensors to detect Carbon Monoxide, Oxygen, Hydrogen Sulfide, and Combustible gases. Designed for rugged industrial and outdoor environments, it features a durable ABS and rubber-coated shell that is waterproof, dustproof, and explosion-proof. With a rapid response time under 30 seconds and a multi-alert system including light, vibration, sound, and display alarms, it ensures real-time safety monitoring. Lightweight and easy to carry, it comes with a 12-month warranty and 24/7 expert support, making it an essential tool for professionals who demand reliable gas detection on the go. ## Description 4 Gas Detector, Portable 4 Gas Monitor Multi Gas Detector H2S,O2,CO and EX Rechargeable LCD Display H2s Monitor, Quality Sensor 4 Gas Meter Gas Sniffer (Black) ## Features - Otuoor Portable 4 Gas monitor multi-gas detector with high quality imported gas sensor for precise detection of Carbon Monoxide (CO), Oxygen (O2), Hydrogen Sulfide (H2S) and Combustible gas (LEL). - Easy to use, power on to detect gas. The shell is made of high-strength ABS and non-slip rubber coating. Waterproof, dustproof, explosion-proof, widely used in petroleum, metal refining, agriculture, chemical industry, coal mine and other various industrial fields. - Our 4 gas detector are also suitable for home and outdoor caravans gas detection. The high quality sensors can continuously detect the concentration of leaking gas with excellent sensitivity and repeatability. Detection error ≤±5% F.S, response time :T<30s. - When you are working or detecting the environment, if any of the 4 gases exceed the preset alarm level, the gas detector will warn the user by warning light, vibration, display and speaker alarm. Effectively ensure your personal and property safety. - We offer you a 12-month worry-free warranty. Please buy with confidence! If you have any questions about our gas detector, you can contact us at any time, our technical experts are online 24 hours a day to give you quick answers. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | Otuoor | | Style | Portable 4 gas detector | | Power Source | Battery Powered | | Color | Black | | Product Dimensions | 1.25"D x 2.8"W x 5.5"H | | Item Weight | 0.65 Pounds | | Alarm | (warning light, vibration, display and speaker alarm) | | Operating Humidity | 95 percent | | Compatible Devices | Otuoor 4 Gas monitor multi-gas detector, Hydrogen Sulfide (H2S), Oxygen (O2), Carbon Monoxide (CO), Combustible gas (LEL) | | Sensor Type | Electrochemical | | Material | ABS | | Number of Items | 80 | | Manufacturer | Otuoor | | Item Weight | 10.4 ounces | | Country of Origin | China | | Item model number | Otuoor 4 Gas Detector | | Batteries | 1 Lithium Ion batteries required. (included) | | Item Package Quantity | 1 | | Included Components | Portable 4 Gas monitor multi-gas detector, Operating Instructions, Beautifully Presented Carrying Case, USB Cable | | Batteries Included? | Yes | | Batteries Required? | Yes | | Battery Cell Type | Lithium | ## Product Details - **Brand:** Otuoor - **Style:** Portable 4 gas detector - **Power Source:** Battery Powered - **Color:** Black - **Product Dimensions:** 1.25"D x 2.8"W x 5.5"H - **Item Weight:** 0.65 Pounds - **Alarm:** (warning light, vibration, display and speaker alarm) - **Operating Humidity:** 95 percent - **Compatible Devices:** Otuoor 4 Gas monitor multi-gas detector, Hydrogen Sulfide (H2S), Oxygen (O2), Carbon Monoxide (CO), Combustible gas (LEL) - **Sensor Type:** Electrochemical ## Images ![Otuoor 4 Gas Monitor, Continuous Detection of H2S, CO, LEL, O2 with Vibration, Sound & Light Alarms, Waterproof and Explosion-Proof, Portable Clip-On Design for Work Home, Long Battery Life - Image 1](https://m.media-amazon.com/images/I/51KFTh+hhtL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ High quality material *by A***C on February 24, 2025* Top notch high end product! Came in a silver mini briefcase and quality of this item is great. Happy to have this to keep our residence safe. ### ⭐⭐⭐⭐⭐ O2/ CO meter *by D***. on March 8, 2025* Seems to work just fine. ### ⭐⭐⭐ Operation *by S***L on August 13, 2024* If you not professional my recommendation is don't buy to complicated setup --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/642306227-otuoor-4-gas-monitor-continuous-detection-of-h2s-co-lel](https://www.desertcart.vu/products/642306227-otuoor-4-gas-monitor-continuous-detection-of-h2s-co-lel) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-08*