Nespresso machine series delonghi nespresso lattissima pro water tank capacity 13 l types of drink cappuccino espresso latte macchiato caff lungo tea hot chocolate pump pressure 19 bar power 1 400 watt features thermoblock heating system milk frother power cord storage functions flow stop hot water function colours black silver settings adjustable milk amount adjustable coffee amount cups per brew 1 environmental characteristics auto shut off operat