ceiling lamp Features:1)80%-90% energy saving than incandescent lights2)brightness degradation:3%-5%/1kh3)body temperature:less than 53 degrees celsius4)working temperature:-40~60 degrees celsius5)life span:50.000 hours6)no uv or ir radiation & rf interference,no flickering7)ce&rohs approved8)Instant soft start9)proprietary design for  excellent thermal managenment with aluminium and henmisphere acrylic/grass housing Applications:replacement bulbs general lighting,especialy for museums,art galleries, cosmetics counters where uv or ir radiation is undesirable.ceiling lamp