[Punish3r] wanted to have power for prototyping on the go ... that let the unit provide 10 amp hours of current with a 12V 500mA output. The storage capacity is provided by a dozen Lithium ...

A benchtop power supply is a key thing ... for converting any ATX PSU into a usable bench unit. The design features banana plugs outputting +12V, -12V, +5V, and +3.3V, with all outputs ...