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 battery Quiescent current: ≤10μA Alarm current: 16mA Humidity: 0 to 95% (40 ± 2 ° C), no condensation or icing Quiescent current: 8μA Working temperature: minus 10 ° C ~ 50 ° C Alarm decibel ≥85dB at 10 feet (3 meters) Test button to verify correct Smoke alarm function Low pressure warning: the smoke alarm beeps every time 40 days (shortest) 40 seconds means battery replacement is required Smoke sensitivity: 0.086dB / m to 0.140dB / m size:107*35 Package Included: 1 x Smoke Alarm  Note:   1. Please allow slight error due to manual measurement. Thanks for your understanding.  2. Monitors are not calibrated same item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.  Certification: None Origin: CN(Origin) Smart home platform: None