3-in-1 CO Gas Leak Detector | Carbon Monoxide, Temp & Humidity Monitor

Reliable 3-in-1 Carbon Monoxide Gas Leak Detectors with Temperature & Humidity Monitoring

Stay safe and informed with our advanced 3-in-1 CO gas leak detectors from Yieryi, designed to monitor carbon monoxide levels, temperature, and humidity in real-time. Ideal for homes, offices, RVs, camping, and emergency use, these portable detectors provide fast, accurate alerts to protect your indoor and outdoor environments.

Featuring a vibrant full-color LCD screen with color-coded safety levels and a loud siren alarm, the device helps you quickly identify dangerous CO concentrations and take immediate action. The built-in rechargeable 2000mAh lithium battery with USB Type-C charging ensures long-lasting operation—up to 300 hours on a single charge.

Key Features:

Real-time monitoring of carbon monoxide (0–1000 ppm), temperature (-10°C to 55°C), and humidity (0–100% RH)

High-decibel alarm with visual color alerts from green (safe) to red (danger)

Compact and portable with magnetic back for easy mounting on metal surfaces

Built-in LED flashlight (≥100 lumens) for emergency lighting

Ideal for kitchens, living rooms, offices, RVs, camping, hiking, and more

Rechargeable via USB Type-C with fast 2–4 hour charging time

Protect your family, employees, and guests with this essential safety device that combines multi-function monitoring and convenience in one.