There is price drop now get everything in 250$ , nextion touch screen itself cost 60$ so you are getting all in 190$ only that too includes 20$ meanwell SMPS actually board price is 170$ only , and this is all plug in system which means lets say you get issues with printhead after couple of months you can bring new xp15000 and just remove the cables from old and plug it to new xp15000 , you are set , you can continuously reuse it