Features:
*LCD display the carbon monoxide gas concentration from 000-999PPM.
* Human voice prompt, when reach the given alarm level, the detector will alarm & voice prompt.
* Adopting high reliable & stable electrochemical sensor, effectively detect the real-time CO gas & remind people.
* Low current consumption, ultra-long standby time.
* Silence your gas detector by immediately pressing the test button when non-emergency gas.
* Low battery warning. The LCD screen show LB & voice prompt attention please, low battery warning.
* Press the TEST/RESET button, can view the alarm levels.
* When the detector is in fault, it will displaying ERR.