featured by color
program status featured by color- here for wash- dryer as example

Solution

only washmachine can be featured by color for different program status: Water inlet /pre-program/ main program/fabric softener/spin Possible in simple version: LED lights for window of washing drum Or whole washing machine: with semi-transparent casing and lightened by LED´s signify with watching the colorful effect, what your machine is doing ;) and if there is an error, the machine will send flash lights

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