Carbon Dioxide Detector, Gas Alarm compatible Poisoning Risk_Surprise Gift

Carbon Dioxide Detector, Gas Alarm compatible Poisoning Risk_Surprise Gift Description

Alarm concentration: 50PPM. 60-90 minutes: 100PPM. 10-40 minutes: 300PPM. 3 minutes\r Working range: Humidity 4C-38C\r Alarm signal: 85DB (3 meters)\r Rated voltage: 220V 50HZ,\r Alarm current: < 80mA Sleep mode: < 80uA\r Low battery alarm: \"beeping\" - - sound every 30 seconds, LED display: Lb\r Static indication: Green LED flashes every 30 seconds - - times\r Power supply: 3 AA batteries\r Product size: diameter 100mm*38mm Features:\r It is suitable for monitoring and alarming gas (carbon dioxide detection) generated by various heating boilers, coal burners, gas water heaters, gas stoves, etc. It cannot be used to directly measure natural gas/liquefied gas. Buyers need to understand what "gas poisoning" is: gas poisoning is caused by the combustion of coal, gas, gas, etc. in an environment with insufficient oxygen to produce carbon monoxide. It is caused by gas and gas leakage. If you don't understand, search Google to explain the test method of the "gas poisoning" alarm: After the battery is installed, press the test button in the middle and it will be a normal phenomenon, or use motorcycle exhaust or car exhaust. Neutral filling and venting test.\r \r \r Package includes:\r 1 X Carbon Dioxide Alarm\r 1 X English User Manual\r \r \r Note: Do not use a lighter or gas to vent the induction port for testing!