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It even works with LEGO blocks
The unit features a universal AC input and can also accept DC input voltage
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the GPIO must be set to logic HIGH or 5V
Forget about complicated setups—this On/Off Rocker Switch makes power control seamless
DFRobot Multi-output DC-DC Buck Converter Module (3.3V/5V/9V/12V) arduino It even works with LEGODFRobot Multi output DC DC Buck Converter Module (3. 3V 5V 9V 12V) The DFRobot Multi output DC DC Buck Converter Module efficiently steps down 7. 5V30V input to selectable output voltages of 3. 3V, 5V, 9V, or 12V (default 5V), making it ideal for projects requiring multiple power levels. Output voltage selection is simplejust short the corresponding pads on the back. Designed to handle up to 5A load current (with proper heat dissipation), it features
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