CAREFOR Carbon Monoxide Detector, CF-5R Portable CO Detector Oxygen Monitor, 6-in-1 Air Quality Meter Detects CO, O2, Atmosperic Pressure, Altitude, Temperature, Humidity

6-in-1 Portable Air Quality Monitor – The CF-5R measures CO, O2, atmospheric pressure, altitude, temperature, and humidity in real time. Its compact 2.8 x 1.3-inch design fits easily in your pocket, and the included 7.8-inch lanyard allows for hanging or standing placement. Ideal for outdoor activities like camping, hiking, and barbecues, as well as indoor spaces such as living rooms with stoves, fireplaces, kitchens, bedrooms, bathrooms, and hotels. Advanced Electrochemical Sensors – Ensures precise detection of carbon monoxide and oxygen levels with instant, real-time readings. All data is clearly displayed on a vibrant 1.45-inch color screen, keeping you informed about your surroundings at all times. Energy-Efficient Operation – Features an auto-dimming function that reduces screen brightness after 20 seconds of inactivity, minimizing power consumption and preventing sleep disruption. Simply press any button to reactivate the display. User-Friendly Design – Ready to use immediately