... 250V 50HZ filament lamp:100W Three-wire system LED led light controller Sound and light controlled energy saving controllerModel:HY- ... 8dB, auto close after 60S±20s.With power saving, no contacting, no spark, longevity, Security and ReliableApply to: stair passageway ... time60s±20sapplication:filament lamp ,energy saving lamp, ring pipe, LED ( non suitable for Inductive daylight lamp )Notice & ...