TankReciever

mon = peripheral.wrap("top")
modem = peripheral.wrap("right")
modem.open(100)

sleepTime = 10
warning = 10

while true do
  event, side, frequency, replyFrequency, percentfull, distance = os.pullEvent("modem_message")
  print("Message is as follows: "..percentfull)
  mon.clear()
  mon.setCursorPos(3,3)

 if percentfull < warning then
     mon.setTextColour(colours.red)
  elseif percentfull > 90 then
     mon.setTextColour(colours.green)
  end
  mon.write(percentfull.."%")
  print(percentfull.."%")
  sleep(sleepTime)
end