... , FCC, ISO9001:2000Detailed features:1. Directly replace halogen lamps2.Constant current power supply system3.Aluminum alloy heat sink4.Save up to ... .3-321ABase TypeGu5.3/GU10/E26/E27Input Voltage12Vac/dcCircuit ProtectionOver-Current Protection, Short-Circuit ProtectionOver-Voltage Protection Bipolar ProtectionHigh Voltage Surges ...