Photoelectric Smoke Alarm LED Light Flashing & Sound Warning Smoke Alert Detector for Home School Hotel white

Built-in high accurate infrared photoelectric sensor to detect smoke or combustion particles in air, rather than sense heat, flame or gas.If it detects smoke and the smoke attains the certain density, it will make a sound over 85dB and the red LED light will be flashing.High Stability, it has the dustproof, mothproof and anti outside light interference feature.Suitable for all the places, such as office, hotel, kitchen, bedroom, etc.Description:Name: Smoke AlarmQuiescent current: <10uARelative humidity: ≤95% RHDetection area: Installation height 6-12m 80; 60 installation height <6mWorking voltage: 1 9V square batteryAlarm current: <35mALaunch distance: 200m (open)Temperature: -10~50 °CExecutive standard: GB4715-2005, En14604Alarm sound: 85dB / 3mAlarm indication: large area LED flashes in redSensitivity level: 2.06% / ft ± 1.3Package list: 1*Smoke Alarm, 1*Manual, 2*Plastic Insert, 2*ScrewNote:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.