LED Demo Case 1, Function:multifunctional 2, Voltage:110V or 220V 3, Customized designs are welcom Specifications: 1, Included: 1 main ... switch, 1 power meter, 1 fuse, 3 E27 base, 4 Mr16, 3 E14, 3 GU10, 2 dimmer2, Dimmer to control the ... connected bases,3, Display and Compare various lamps, Test the power ... and timely shipment6, Logo printing is available led demo case