Aluminum structure for thermal design,nice LED manufacturing process to make the product perfectly combining of light-emitting efficiency and lifespan. Support any kind of TRIAC dimmer and Anti-phase dimmer, wide range dimming ratio (2:100). Zero strobe, no infrared light and ultraviolet. Direct replacement for the original dimming products, the light changes linearly. PF ≥ 0.9, can be tested against high-voltage instant AC4000V, meet CE, RoHS standards.