This is a Mean Well 300W AC-DC Enclosed Power Supply. Part number SP-320-12. This Item comes as pictured with no additional accessories.Specifications:Configuration: EnclosedDimensions: 8.46 L x 4.52 W x 1.96 D inInput Voltage Range: 135-264 VACMounting Type: Panel MountNumber of Outputs: 1Operation: PFCOutput Current: 25 AOutput Power: 300 WOutput Voltage: 12 VDCPrimary Type: AC-DCSeries: SP Series