Olidesmart DIY Electric Window Closer With Smoke Detector Fire Protection System Supplier

More Video DIY Electric Window Closer With Smoke Detector Kit Kit 1: SD300 Sliver+ Smoke sensorKit 2: SD300 Black+ Smoke sensorKit 3: SD400 Sliver+ Smoke sensorKit 4: SD400 Black+ Smoke sensorKit 5: SD500 Sliver+ Smoke sensorKit 6: SD500 Black+ Smoke sensor One complete set window opener include the accessory:window opener housing, chain, motor, bracket, screws, receiver,remote control,timer,the details included in the picture. Electric Window Closer Smoke Alarm Features A smoke detector is a device that senses smoke, typically as an indicator of fire. Commercial security devices issue a signal to a fire alarm control panel as part of a fire alarm system, while household smoke detectors, also known as smoke alarms, generally issue a local audible or visual alarm from the detector itself. Easy to install with mounting hardware include Suitable for any room Photoelectric sensor for early detection from all directions Loud 85db alarm signal Electric Window Opener Features 1.Suita