... : 0~2A, 0~3A, 0~5A Variable DC Power Supply Specifications:1) Model (output voltage, output current, display)a) HY3002E (0~30V, 0 ... , 2 LED)d) HY5002E (0~50V, 0~2A, 2 LED)e) HY5003E (0~50V, 0~3A, 2 LED)2) Input voltage ... 158 x 136mmBack Side of the Single output power supplyCord: Plug can chose frome UK, EU or US standardsAnd we can also custmize ...