High quality material : Made of ABS material, it will not release harmful substances in high or low temperature environments. The coffee cup adopts a buckle design, which has strong impact resistance, drop resistance, and durability. Multi component separation design, easy to disassemble and assemble, can be directly disassembled and rinsed. (The host cannot be soaked and cleaned) Perfect Configuration : The mini coffee machine has a status display light on the switch to show the battery level. When the switch is pressed, the remaining battery level will be displayed in real time. ( green indicates normal battery level, red indicates low or no battery level ) Three in one brewing method : This travel coffee machine supports both cold water brewing and hot water brewing (note: this coffee machine has a heating function, you need to double-click the power button, the display light will flash orange to enter the boiling water mode). Compatible with both large and small cups of ground coffee and coffee capsules. Battery Description It also has a built-in 2500mAh rechargeable battery, which can brew 50+cups after being fully charged ( about 3-4 hours to fully charge the battery ). It comes with a tybe-c USB charging cable, so you can charge it anywhere and make a cup of coffee for yourself anytime, anywhere. Easy to carry : This Italian espresso machine is designed to be compact, with a diameter of 83.5 mm / 3.28 inches, a height of 245 mm / 9.67 inches, and a weight of 0.55 kg / 1.21 pounds. Therefore, you can carry an electric coffee machine anytime and anywhere, making it perfect for travel, outdoor camping, home, office, and more. It is designed specifically for outdoor travel enthusiasts and coffee lovers. Easy to use : Add ground coffee or capsules, add hot or cold water to the water reservoir, press the start button, heat under a pressure of 15 bar, carefully wait for 60 seconds, and enjoy a delicious cup of coffee.