... 50000hours lifespan - CE,RoHS,PSE,FCC - 3 years warranty CCFL recessed ceiling light Technical paramters:Wattage : 36wInput voltage: 85~130v/185 ~ ... CLifespan : 50,000hoursProduct features:- Used the CCFL high brightness lighting sources,can saving about 40% energy than the fluorescent panel ... for the places where need to be long time lighting,like office,factory,school,markets.etc- 50,000hours long ...