startup

rs.setOutput("back",false)
while true do
local mon = peripheral.wrap("top")
local bank = peripheral.wrap("bottom")
local procent = bank.getEnergyStored()/bank.getMaxEnergyStored()*100
  if procent <= 60 then
    rs.setOutput("back",true)
  elseif procent >= 90 then
    rs.setOutput("back",false)
  end
  mon.setTextColor(colors.green)
  mon.setTextScale(5)
  mon.setCursorPos(1,1)
  mon.clear()
  mon.write(procent.."%")
  sleep(0)
end