High quality LED chips from the world' s top 5 chip manufacturers guarantee optimal luminance efficacy. High density aluminium housing ensures increased heat dissipation. Long lifespan full range ( 100~ 240V ) power supply design. Asteria series MR16 is majorly used for international standards of MR16 - E11, E12, E14, E17, E26 / 27, E26 / 24, EZ10, GX5.3 / GU5.3, GU10 / GZ10, B22D, BA15D, BA15S. It is suitable for all MR16 series in different bases for indoor luminaries.