1 baby description 1. Input: DC 4.5V--7V (The input voltage must be 1V higher than the output voltage.) 2. Output: 1.5/1.8/2.5/5/3.3V, 800mA (load current cannot exceed 800ma) 3. Double panel design, beautiful and generous layout, 4. Specially designed 2 pin header fixing holes, which can be directly fixed on the hole board for extended experiments, 5. The input and output use 2P single-row pin header, which is convenient for connection, 6. PCB board size: 2.6cm*1.1cm 7. With power indicator (red) Two delivery list: 1 AMS1117 module (passed the test)