General description This portable carbon monoxide detector is compact and lightweight, making it ideal for use in cars, RVs, while traveling, or camping. Once activated, it continuously monitors carbon monoxide concentration, providing protection against potential carbon monoxide poisoning anytime, anywhere. Technical specifications Built-in rechargeable lithium battery: 1000mAh Continuous operation time: approximately 70 hours in standby mode Detection frequency: every 2 seconds Service life of the carbon monoxide sensor: approximately 5 years Alarm activation: when CO concentration exceeds 50 ppm Other information Equipped with air temperature and humidity sensors Displays air temperature and humidity readings on the screen