It’s a project called snapVCC, and it turns a 9 volt battery into a regulated 3.3 or 5 volt supply. The idea behind snapVCC is simple enough; just add a circuit board to the top of a nine volt ...

Browse 30+ 9 volt battery icon stock illustrations and vector graphics available royalty-free, or start a new search to explore more great stock images and vector art. Component for power charging for ...

The whole circuit is built on top of a battery clip so it can be run straight from the top of a standard 9 volt battery. It’s a circuit you’ll find all over the place, even built into many ...