... ,165w,185w,200w Lifespan&Warranty:100000H /5 years Induction highbay lighting (CE,UL,ETL) :Feature and advantages:High Frequency ... 99% reclaim ,real green enviroment lighting source .No flicker .Because of its working frequency is 2.65Mhz ,it can be considered as ... instantly ,unlimited on-off can avoid lighting decay like other normal electrode discharge lamp .Good electric characters.High power ...