OPTICAL SMOKE DETECTOR (編號:FMS-S18D)

*With the photoelectric sensing principle, this kind of detector is activated more quickly, accurately
and reliably, and there are no false alarm due to chemicals, exhaust gas, wind and exterior light.
*Duo-LEDs display separately; easy to identify the current status of the detector.
*Easy to install and use Easy-fit chassis and unique door design for fast fuss free
installation.