On the Pico? It'll be 3.3v at ~200mA or so - so should provide whatever you need.
@Gordon started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
On the Pico? It'll be 3.3v at ~200mA or so - so should provide whatever you need.