Compact mobile power supply for emergency charging; plug-and-play, lightweight, and portable The watch and smartphone can be charged simultaneously thanks to the integrated cable design that resembles a hanging rope, and the dual-purpose mobile power source makes traveling more convenient. With a phone stand in addition to a portable power source, you can free your hands whenever and wherever you choose. Product composition: metal spray paint and ABS Maximum watch output: 3W Maximum mobile output: 20W Input type-C: 18W (Max) Type-C output: a maximum of 20W 5000mAh is the battery's capacity. Type of cell: polymer