Nexa Kd-134A 2-pack palovaroitin

The smoke detector works on the principle that infrared scatters in the smoke probe the smoke which is generated by the incomplete combustion at the initial stage of the fire. It consists of photoelectric system, signal processing identification circuit and alarm circuit. The photoelectric signal generates the alarm signal after being processed by the identification circuit, when the purpose of alarming is achieved. The product KD-134A has a special design, advanced and fashion, small and artistic, and is of convenience to use.