ITEM NAME:LM2596 Step Down Power Module DC-DC 3.3V 5V 9V 12V 3A Voltage Regulator.Output Current: Rated Current 1.8A (3A MAX, can not be prolonged). Module Properties: Non-isolated Step-down Module (BUCK). Type: Step Down Module. 1 x Step Down Module. Load Regulation: ±0.5%. Output Ripple: 30mV(No-load).