2 Packs Combination Gas & Carbon Monoxide Detector, 4-in-1 Natural Gas Detector & Carbon Monoxide Alarm with Temperature(°F) & Humidity,Propane & CO Detector for Home,RV,Apartment

【4-in-1 Upgraded Gas & Carbon Monoxide Detector】Designed with a large digital display, it detects and displays temperature, humidity,natural gas and carbon monoxide levels in real time for your peace of mind
【4-in-1 Upgraded Sensor】Highly Reliable, Sensitive and Accurate Sensor
【Combiantion Gas & Carbon Monoxide Detector】When the dangerous gas reaches the default value, the device will immediately display the dangerous gas concentration and 85dB alarm.
【4-in-1 Real-time Display】Carbon monoxide level(PPM), combustible gas level(%LEL), temperature(°F) and humidity(RH%)
【Applications】4-in-1 gas & carbon monoxide detector is suitable for home, kitchen, apartment and etc.
Combustible gases include natural gas, propane, methane, butane, LNG, LPG, etc.
Tips: open the package, the product is directly plugged into the power supply, count down 60 seconds, and then display a green light, indicating normal operation.