Standard USB interface,5V output,suitable for charging various USB devices and mobile phones(Except for phone) Built-in LED lights up and power is being generated and your phone is being charged New electronic components,in the emergency time,do not let the phone power failure; Small and light,easy to carry Can be used as a mobile phone charging toy when boring,can also be active activities for a long time working hands,decompression, Weight: 0.13668660244 Pounds, Manufacturer: ALCXAZS