- HIGH QUALITY BATTERY CAPACITY The portable espresso machine on the go is equipped with a 100W 7800mAh battery with a rated operating voltage of 12V and supports charging on computer/car. In addition, we also offer a Type-C fast charging cable and a plug that can be fully charged in 2 hours. The battery has a long battery life and supports up to 4 cold water scalds and more than 200 hot water brews on a full charge. - 2 IN 1 COMPATIBLE DESIGN This espresso machine is perfectly compatible with original NS and ground coffee (recommended grinding: fine; suitable for espresso). Note: K-Cup or Lava-zza capsules are not compatible. - PAST SELF HEATING The portable coffee maker only takes 4 minutes to heat 50ml of water to the ideal temperature of 85C/185°F for complete extraction, and the 19 bar high pressure extraction ensures richer foam with every brewed coffee. - ONE BUTTON START, EASY OPERATION This portable electric espresso machine is easy to use and makes coffee making easy. If you use cold water and choose the hot brew mode, it takes 3-4 minutes for it to heat up quickly by itself. If you use hot water directly and choose the hot brew mode to prepare it, you can get aromatic coffee immediately. In addition, it is also convenient to use cold water and choose the cold brew mode to make coffee quickly. - Electric Portable Espresso Machine:With rechargeable battery, fast heating, one-button extraction, no manual pressing required. This rechargeable portable coffee maker is the best choice to enjoy up to 60ml of real espresso at home, office and on the go. - After-sales Service Our portable espresso machine provides 12 months customer service. If you have any problems with the product or during use, you can contact us via Amazon.