... 50HZ power:filament light 100W Two-wire system energy saving lighting controller Sound and light controlled energy saving ... .With power saving, no contacting, no spark, longevity, Security and ReliableApply to: stair passageway, gallery, wash room, garage ... parameters:voltage:AC180-250V 50HZpowerfilament lamp≤100Wconnection:two-wire system,inductivesize:46*31*18mmlight sensitivity:7LUX ±2LUX decibel ...