Model no.: low-voltage MR11/MR16/JC/AR70/AR111, main-voltage JCDR/ GU10/GZ10/ JDR/JCD/JDD/ES63/ES111, Par, double-ender linear Options for some model: UV-stop, economy version without front glass, color version With color front glass, aluminum coated glass reflector, frosted version Life span: 2000hrs/4000hrs Voltage: 110-130V / 220-240V