One-button operation, fast heatingNo tedious switching off required, the whole body has only one button. By using the 12V curit voltage operates automatically . The portable espresso maker a maximum battery capacity of 1200mAh, a charging time of 180 minutes and a single full charge that can be used 100 times. PortableTravel espresso machineCCOMPACT, LIGHTWEIGHT & PORTABLE: Weight 400g, Capacity 170ml No matter where you take it, it will not be a burden for you. It is the best coffee maker, very convenient for travel, driving, and camping.You can make your own coffee wherever you are. COMPATIBLE WITH COFFEE CAPSULES and GROUNDSPortable Espresso machine match with many brands of coffee capsules and ground coffee can be used directly with portable Espresso maker.Water tank can hold 170ml boiling water or ice water, easy to operate (1minutes) to get espresso, add water to make Americano, add milk to make latte. EASY TO CLEANEvery components of the portafilter are easily separated for deep cleaning.