... lamp:100W Three-wire system energy saving light controller Sound and light controlled energy saving controller Model:HY-S371KA (three ... ≥52dB+8dB, auto close after 60S±20s.With power saving, no contacting, no spark, longevity, Security and ReliableApply ... decibel:52dBdelay time60s±20sapplication:filament lamp ( non suitable for energy saving lamp, daylight lamp )Notice & Precautions:Please cut off ...