Carbon Monoxide Detector, CF-5R Portable CO Detector Oxygen Monitor, 6-in-1 Air Quality Meter Detects CO, O2, Atmosperic Pressure, Altitude, Temperature, Humidity(100PCS) temperature monitoring device ALD-200 is equipped with large

ALD-200 is equipped with large LCD screen

ensuring accurate data and excellent stability

leak detection

Multi-alarm light alarm

routine maintenance

Carbon Monoxide Detector, CF-5R Portable CO Detector Oxygen Monitor, 6-in-1 Air Quality Meter Detects CO, O2, Atmosperic Pressure, Altitude, Temperature, Humidity(100PCS) temperature monitoring device ALD-200 is equipped with large6 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.