... 70% or more.l Using single-crystal core lamp beads, the light flux than the intergrated chip ... ,and easier to distribute heat, more long-life lamp beadsl With efficient thermal stucture design,the chip heat ... as to meet moreplaces.l Using high-brightness LED beads to achieve the high brightness, low powerl ... low-pollution).l With PMMA optical lens, light and color purity, to avoid the glarel 38W, 55W for ...