3W Led spotlight MR16 AH-M16G5.3-132A Input voltage :ADC12V Lumen:160Lm Driven by constant current ... ,over-temperature protection,short circuit protection,safe and ensure the LED lifeBy safety test ,EMT test. CE.ROHS.FCC approvedShell ... with high grade aluminum,More rapid coolingLow heat no UVGu5.3 lampholderWarranty :3 yearsApplications :Hospital ,school,shopping mall,office,Residential Building etc ...