OutIn Nano Portable Electric Espresso Machine - Space Grey

COLD WATER CAN MAKE ESPRESSO. Remarkably small but with a powerful 3*2500mAh lithium battery, Nano enhances your daily coffee needs. This gold-ratio-designed portable espresso brewer upgrades its pumping system, so you simply add either hot or cold water with your favorite capsules or freshly ground coffee to the Nano. Never be limited by any water temperature, by day or night, or by any location. It's just one tap to brew exquisite espresso for your coffee time.