HABOTEST HT621 Portable Carbon Monoxide Detector CO Detector with Audible & Visual Alarm 0-5000PPM CO Alarm Backlit LCD Screen for Home Car Camping Travel

This meter is a carbon monoxide gas leakage detector, which is used to detect the leakage of carbon monoxide gas quickly and reliably.

Features:
【Carbon Monoxide Detector】This is an ideal portable CO tester to help you detect CO gas concentrations timely and accurately, reducing the risk of CO poisoning and protecting your life. It is a must-have tool for homeowners, drivers, campers, DIY-ers, tourists, etc.
【Swift & Precise Measurement】The tester utilizes an advanced electrochemical sensor head, swiftly detects CO levels from 0-5000 ppm. Its sensitivity ensures early warnings, allowing timely actions to prevent health risks. Accurate readings empower quick decisions, promoting safety and well-being. 
【Visual & Audible Alarm】The travel CO detector uses both visual and audible alarms. When the concentration of CO reaches the alarm threshold, the screen changes color and emits an urgent alarm sound to alert you of the presence of CO gas in your surroundings, allowing you to promptly detect the danger, protect yourself.
【User-Friendly Functions】With high-quality ABS material and anti-slip edge texture, durable and portable; Low-power indicator will remind you of time to change batteries; It will automatically switch off when not in operation or when no gas is detected within 10 minutes to save power.

Specifications:
Material: ABS
Sensor: Electrochemical sensor
Reaction Range: 0 PPM~5000 PPM
Accuracy: 0~200ppm (±20ppm)
                200~2000ppm (±10%)
                2000~5000ppm (±20%)
Reactions Sensitivity: 1PPM
Warm-Up Time: Approx. 5sec
Reactions Time(T90): to 90% gas concentration in 60sec
Alarm Mode: Visible and audible
Operating Conditions: -10℃~50℃ / 20~80%RH
Storage Conditions: -10℃~60℃ / 20~80%RH
Batteries: 3 * 1.5V AAA batteries (Not included)
Item Size: 167 * 60 * 31mm / 6.57 * 2.36 * 1.22in
Item Weight: 120g / 4.23oz
Package Weight: 249g / 8.78oz
Package Size: 23 * 12 * 4.5cm / 9.05 * 4.72 * 1.77in

Package List:
1 * Carbon Monoxide Detector
1 * Protective Case
1 * User Manual (English)