Battery type: Lithium-ion Battery
Circle life: after 500 cycles of charging the accumulator
keeps not less than 75% of capacity
Nominal input: DC 5.0V/ 1A
Nominal output: DC5.0V/ 1000mA (max)
Capacity: 5000 mah
Charging time: 8 hours
Standard Components: User manual, power bank USB
3-5mm Cable, built in touch built-in dynamo-machine
It is best to not let the battery drain out before you try to charge it.
It is recommended that you charge it once a month by AC. adapter.
If it is too low, hand cranking may not charge it anymore.