... saving 5.Life hours:30000H Specification: Item No.ML-LED-G01-10W LED Qty. 4pcs/CREEPower10W Output Lumen(LM) 65-75lm/ ... institution building2.theatre, stage and museum lighting, etc. Replacement for halogen lamps,incandescent bulbs3.Schools, Colleges, University, Hospitals,Plaza, Shoping ... 2 years warranty for our led bulbs to our customers. Any quality problem, we will replace for free within 2 years ...