1.Input Voltage: 4.75V-5.25V 2.Input Current: 0.8A-1.1A 3.Output Volatage: 5V-10V 4.Output Power: 5W Max 5.Battery Specification: 18650 Li-ion 3.7V 6.Dimension: 5.1*4.1*1.5 Inch 7.Charging Time: About 4 hours 8. Working time: 1 speed: about 8 hours 2 speed: about 4 hours 3 speed:...