KH Alert Plug in Carbon Monoxide and Natural Gas Detector, Combination Gas & Carbon Monoxide Detectors for Travel with Temperature Humidity Display, 4 in 1 CO and Gas Detector for Home/Travel(1 Pack)

Features

• 4 in 1 Combination Gas & Carbon Monoxide Detectors - Equipped with 4 major air indicators of Carbon Monoxide(0 to 2000PPM), Combustible Gas(0 to 10%LEL) Temperature(1 to 176 ℉), and Humidity(0% to 95%RH) to protect your family.
• High Sensitivity Sensors - The 4 in 1 gas and CO detector contains a catalytic combustion sensor, an electrochemical sensor, A temperature and a humidity sensors. Them are all highly sensitive and accurate, real time to detect conditions of the environment.
• Easy to Use - Plug and play, easy to install and easy to read. US Standard plug All 110V - 220V AC sockets can be used.
• Color LCD Display & 85 High Volume Alarm - When the combustible gas or carbon monoxide gas reaches a certain level, the gas detector will display the gas concentration value and sound an alarm, allowing you to quickly determine and make the right choice.
• Worry-Free After Service - We are willing to provide you with unconditional returns or exchanges within 180 days. If you have any questions, please contact us by email, we will try our best to help you solve the problem.