No battery/electricity need. Manual operation only! , lightweight and versatile, you may use any of coffee bean/roast, which will give you more flexibility in trying new flavors.Need to the boiling water! Enjoying delicious coffee , in and .Simple to operate! ground coffee to the filter basket with the help of the integrated scoop. Apply slight pressure to level the grind. hot water into the water tank.Finally unlock from travel position the and pump a few strokes to pressurize and extract perfect espresso with generous crema.Colour:blackMaterial:Stainless steel+PPSize:19.8 x 6cmPackage Contents:1 * Portable Coffee MachineOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.