DAOKI 10PCS DC-DC 4.5V-7V to 3.3V AMS1117-3.3V Power Supply Module Voltage Regulator Product Name : Power Module;Model : AMS1117 Input Voltage : 4.5-7VDC;Output Voltage : 3.3VDC Input Current : 800mA;Total Size : 26 x 12x 12mm/ 1" x 0.47" x 0.47"(L*W*T) 2P single row pin input and output for easy connection Package : 10 x Power Module