Smoke Detector Fire Alarm Sensor

1.Special structure:The detector adopts the special structure and ASIC design, has the characteristic of dustproof, mildewproof and anti outside light interference etc.2.Practical: When people find smoke, they give an alarm and warn people to stay away from the danger zone.3.Widely applicable: It is a fire smoke detector suitable for all fields: homes, shops, hotels, restaurants, office buildings, schools, banks, libraries, computer rooms and warehouses.Description:This smoke detector detects smoke to make sure everyone wakes up and alerts in case of fire emergency. Specifications:Working voltage: 1 section 9V square batteryQuiescent current: ≤10μAAlarm current: 16mAHumidity: 0 to 95% (40 ± 2 ° C), no condensation or icingQuiescent current: 8μAWorking temperature: minus 10 ° C ~ 50 ° CAlarm decibel ≥85dB at 10 feet (3 meters)Test button to verify correctSmoke alarm functionLow pressure warning: the smoke alarm beeps every time40 days (shortest) 40 seconds means battery replacement is