• High-Precision Detection: Carbon Monoxide Detector-your ultimate defense against CO gas leaks. With high-sensitivity electrochemical sensor, 0 to 1,000 PPM wide detection range, and ultra-fast response, it excels at detecting carbon monoxide concentrations, ensuring your safety by providing real-time alerts.
• Visual & Audible Alarm: When the concentration of CO reaches the alarm threshold, this portable CO detector will emit an urgent alarm, and the LCD screen will display a red backlight alarm to alert you, letting you to promptly detect the danger and take action.
• Thoughtful Details Refined: Our handheld carbon monoxide meter is optimized with numerous thoughtful features: 32-122℉ ambient temperature sensor, 3 x 1.5V AAA batteries, 10 minutes auto shutdown, data hold, max/mini value, °C / °F switch button, and the APO button lets you activate or cancel the the auto power-off function as needed.
• Compact & Portable: Our CO meter tester is compact and lightweight, easy to carry and operate with one hand. It is a must-have for homeowners, drivers, and campers, helping you detect CO concentrations timely and accurately, reducing the risk of CO poisoning and protecting your life.
• Versatility at Its Best: Whether it's the bedroom, bathroom, truck, RVs, basements, gas stove, metallurgy industry, or industrial waste, our professional CO sensor tester caters to your both home and industrial needs. Easily take it indoors or outdoors with the included portable bag.

Carbon Monoxide Detector 0-1000PPM CO Detector with Audible & Visual Alarm
Dual Alarm System
Led Backlit Display & Temp Unit Switching
Quality in the Details
Wide Applications
High Quality & Durable
Ergonomic Design
Operating Temperature: 32°F - 122°F / 0°C - 50°C,Operating Humidity: 0-70%RH,Measuring Range: 0-1000 PPM,Operating Voltage: 4.5V,Display Screen: LCD,Item Model Number: CO-01,Product Weight: 0.29 lbs / 0.13 kg,Product Dimensions: 6.10 x 1.97 x 1.22 in / 155 x 50 x 31 mm,Operating Current: About 5mA,Main Material: ABS