Note the installation of smoke detector: speaking of smoke detector, we recommend you to install our SR-825PHS- the best 10 year smoke detector,of course, we must know some knowledge that how to installing smoke detector before we start install detector. here are three tips： 1. Avoid installing it too close to doorways, windows, fans, etc. Generally, […]
The stand alone smoke detector SR-807 is generally directly powered by a 9V laminated battery or AC220V, which is easy to install and use, and can achieve independent detection and independent alarm without connecting with a fire alarm controller. Many independent detectors on the market are mostly powered by 9V laminated batteries. SR-807 Stand alone smoke detectors are a […]
ten year battery smoke alarm
fire and carbon monoxide detector