3-1 Carbon Monoxide Detector Portable Mini Air Quality Monitor with Lanyard Smoke Alarm CO Gas Meter Temperature Humidity Sensor Built-in 1000mAh Battery, Indoor/Outdoor (Black) - ERXKN LLC, UPDATED 3 in 1 AIR PURITY DETECTOR

• UPC   197644206810
• 【Long-lasting, Portable Power】: Experience worry-free travel with our 3-in-1 CO detector equipped with a high-capacity 1000mAh battery. Enjoy up to 30 hours of standby time under low brightness conditions and 20 hours in high-brightness environments. Take this portable CO monitor with you on various occasions to prevent carbon monoxide poisoning. 【Advanced Notification System】: Our high-performance CO detector is designed with your safety in mind. When the CO value exceeds 50PPM, an alarm will be issued. As the PPM value increases, the alarm frequency also increases. Easily silence the alarm sound by pressing the "S" key when needed, putting you in control of your environment. 【Versatile Usage for Any Setting】: Whether you need to monitor indoor air quality, office spaces, schools, camping trips, picnics, outdoor adventures, or even in your car, our 3-in-1 carbon monoxide detector is the perfect companion. Its portable design allows you to place it on desks, in kitchens, near fireplaces, bedrooms, dining areas, field tents, or use it as a hand-held air quality monitor. 【Precise and Intuitive Measurements】: Our portable carbon monoxide detector offers accurate measurement ranges: 0 - 500 ppm for CO, 20% ~ 80% RH for humidity, and 14℉ to 122 ℉ (-10℃ to 50℃) for temperature. The circular HD display showcases real-time values for carbon monoxide, humidity, and temperature, complemented by a charming cartoon face. The large CO value typeface allows you to glance at the carbon monoxide concentration with ease. 【Upgraded 3-in-1 Functionality】: Our carbon monoxide detector utilizes advanced electrochemical principles to accurately detect CO levels in the air. It captures weak currents generated by electrochemical reactions, providing real-time measurements every 2 seconds. With its integrated CO, temperature, and humidity detection functions, you can effortlessly monitor the ambient gas levels. 【User-Friendly Design】: Designed for simplicity, our CO detector features three buttons for easy operation. Long press the "ON/OFF" button to switch it on or off. Short press the "ON/OFF" button to toggle between Celsius (℃) and Fahrenheit (℉). Adjust the screen brightness by short pressing the "M" key. Additionally, the "S" key allows you to conveniently turn the alarm sound on or off., Weight: 0.12 Pounds, Manufacturer: ERXKN LLC