... new design black aluminum GU10 led spotlight/spot lamp: 1,Adapting high luminous flux integrated LED ,light distribution is uniform, ... 5,Afety and reliable ,direct access to use 12v electronic transformers6,Dedicated constant current source,to ensure ... color:2700~3500k,White:5000~7000KLife time30000~50000hourswarranty2yearsBase MR16/GU10/E27Safety StandardCE,RoHS & ISO9001:2008Company Instruction ...