PS-303DM+ DC Power Supply 1.*(30V,1mA to 3 A), linear power supply,30V,3A 2.*Low Ripple and Noise ... 3.*Ideal for Education and PS-303DM+ DC Power Supply(30V, ... 1mA to 3 A), liner power supply,30V,3ALight and Compact DesignCV/CC ... RegulationCV≤1×0.0001,CC≤2×0.001Power supply inputThere is a button at the back of ...