halogen lamp shade beads. 1,Filling the xenon, 2,photosynthetic efficiency increased by 23%, 3,life increased by 66% . Halogen lamp shade beads 1.Color temperature constant, match light reflection angles accurate, beams of light projection accurate. 2.Color temperature constant, better protruding the result , the corresponding electronic transformer, life can be as high as 3000 hours, the economy ...