Stand for oscilloscope Shell DSO150, with battery and charging controller.

Stand for oscilloscope Shell DSO150, with battery and charging controller.
  Oscilloscope Shell DSO150, does not have its own battery, for ease of use, so as not to be tied to the outlet, I made a supply with autonomous power.
Podstaka for Shell DSO150, inside there is a battery with a voltage converter tuned to 9 volts to power the oscilloscope. The battery in the stand can be charged with a charger from a smartphone.
The stand is convenient while running the oscilloscope screen before your