Feature

●The alarm and red light flashes when the concentration exceeds the standard value. The 2020 version of the design adopts ABS material with high impact resistance, heat resistance, low temperature resistance, and excellent electrical characteristics, so it can be used in 2-3 years, and detects both audible signal alarms and C0-level digital display
●The 3-tier configuration of a glowing red alarm lamp and LCD display that notifies you of danger. [No display] No abnormality. The green LED light will flash every 40 seconds
●The alarm volume of the detector checker is about 85dB and has a high volume and wide range of uses. Less than 85dB will not harm your ears, and can be used at home. Also suitable for seniors. Detects incomplete combustion of heating appliances and always be prepared in a space that is frequently used for fires, such as stoves and seven wheels.
●Operates on 3 x 1.5V AA batteries (sold separately) and sounds when the battery is low and displays (LB). The battery-powered unit is quick and easy to install on the wall of your home or bedroom without any cables and no wiring required
●It is safe to ventilate in a safe environment and allows you to search for causes, and by sound notifying you of incomplete combustion occurs to prevent accidents. Set it up and protect your familys life
●Easy setup instructions included (English language not guaranteed); We will provide immediate technical support and product replacement

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