... 1: Advanced Thermal Management. 2: Long Lasting LED Chips. 3: Multiple Color Options. 4: ... using cast aluminum material, meets the demand of LED radiating. Simple and various design and precise structure ... imported chip LED luminary, optical lens, precise angle, balanced light color, long life span, energy-saving and good color ... shopping malls etc. SCREW TYPE Aluminum 3W E27 MR16 LED Spot Light