Cafflano Kompresso is a compact and light portable authentic espresso maker that uses a patented hydraulic system complied with Pascal’s Principle to boost the extraction force of espresso. This hydraulic compressor is designed to retain high-pressure over 9 bars throughout the entire extraction process, unlike other portable coffee makers that use pneumatic air compression and therefore lose pressure. It\'s perfect for traveling, camping, outdoors, at the office, or anywhere on the go. Additional technical features:- Consistent high-pressure (over 9 bars).- Compact, portable, and ultra-lightweight (178 g).- Hydraulic water compression opposed to typical Pneumatic air compression.- Unique compression design that maximizes force efficiency.- Durable and hygienic etched stainless steel filter.- Easy to clean.- Economical: brew your own coffee and save money.- Eco-friendly: with no filters to replace.- Multiple international design and innovation award-winner, including the coveted SCA.- Multiple patents.- A competition to commercial espresso machines.- Cold espresso using cold water.