... : 50pcs, but 1pcs sample can be accepted2, CE & RoHS certificated, T8 led power supply has passed UL certificate3, Warranty: 2 years4 ... , Environmental protection:no radiation, no mercury or lead, completely recyclable.3, Super long life span:30,000~50,000 hours, life ... corrosive gas,so as not to affect their working life.3, Before installation,make sure that installation position can withstand 10 ...