Φ50*H70.5MM; 11W 1000lm version customized for option; Brilliant light output powered by CITIZEN COB with consistent color temperature; More light output and less weight to save much freight cost; Multi-beam angle option ; Save 80% on your electricity lighting bills when you change a 50 watt Halogen light with our X3-A downlight; Compact module compatible with standard MR16 KIT or EVOLITE stylish kit suitable for various application; Original heat sink design technology with professional thermal design; Dimmable LED driver, connected by quick connecter; Impressive 50,000 hours system lifetime, 3 years warranty.