WOLF SHIELD Carbon Monoxide Detector 10 Year Sealed Battery Alarm Free Standing Portable AlarmEN50291:2018 No Display (Black)

✅EN 50291-1:2018: when purchasing a CO alarm, ensure that it is compliant with the most recent update standard EN 50291-1:2018, WOLF SHIELD CO-Alarm is approved by according to EN 50291-1:2018, and British Standard has accepted this as well. This CO Alarm will make you feel comfortable, secure, and confident. It will also protect you and your family and alert you if the CO level rises. 10 Years Sealed Battery Life and small: This Carbon Monoxide Alarms has a built-in 10 year battery life, battery operated and non-removable to avoid damage to the unit.this mini co detector size:1.06*1.06*0.31inch, weight:76.5g, which is easy to carry and travel,portable. Double bracket: WOLF SHIELD portable travelling carbon monoxide detectors contains 2 brackets, wall mounted and free standing, you can mount the detector on the wall or use the free standing bracket to place it freely on the desktop, both brackets are easy to carry and use. Dual alarms: flashing LED alarm and loud alarm sound.When the carbon monoxide concentration reaches the alarm value (approximately equal to 50ppm to start the alarm), the green, red and yellow LED indicators flash once in sequence, accompanied by four 82dB to 85dB beeps,such loud alarm sound can Wake you up easily even when you're asleep Alarm waiting time: The waiting time for the co alarm to sound depends on how quickly the carbon monoxide level rises. Normally, it takes between 60 and 90 minutes for the co detectors to sound at 50ppm, between 10 and 40 minutes at 100ppm and immediately at 300ppm. If a large change in carbon monoxide concentration is detected over a short period of time, the co alarms may sound for a short period of time., Weight: 0.16314207388 pounds, Manufacturer: BROJEN