10,000 mAh Long Battery Life Extra Power Bank for 7.4V

It can be used for charging:

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Input: (DC) 7.4V/2A
Output: (DC) 7.4V/2A

CAUTION:

Do not connect improperly.
Do not dispose of in fire or expose to excessive heat.
Do not crush, puncture, incinerate, or short circuit.
Remove battery from garment before washing.
Only use the specified charger.
Do not short circuit.