BEIJIYI Combined Smoke and Carbon Monoxide Detector - Fire Alarm and CO Monoxide Alarm - 2 Pack

ALL-IN-ONE SOLUTION - The smoke detector and carbon monoxide detector quickly alert you to fires and high concentrations of carbon monoxide. The detector offers maximum protection against two dangers, combined in a single alarm. ADVANCED PHOTOELECTRIC SENSORS - Stay ahead of potential dangers with this powerful 85 dB fire alarm, featuring advanced photoelectric sensors that last 10 years. Effective at detecting smoke from slow-burning fires (cigarettes, electrical wiring). ADVANCED CARBON MONOXIDE DETECTION - The combination detector with CO meter provides timely warnings with 85 dB alarms against dangerous levels of carbon monoxide (CO). Detects the invisible, odorless threat of CO gas and prevents potential dangers of incomplete combustion in appliances such as central heating boilers, geysers, or fireplaces. EARLY WARNING - Get timely warnings with this carbon monoxide detector as it accurately detects extremely low concentrations of carbon monoxide, ensuring you are quickly