5 Volts Batery Suplay By macobt in CircuitsElectronics1,82252Introduction: 5 Volts Batery SuplayBy macobtmaco projectsFollow More by the author: About: My name is marjancho and I love electronics,makeing gadgets,hack and pranks. More About macobt » 5 Volts batery suplay made of 4 ni-mh baterys conected in serial,I have add the switch and conector from old 9volt batery.