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• Power Bank Kit for breastpumps; Convenient, and save cost buying batteries; Alternative to dead Freestyle battery or faulty charging circuit.
• Incl. 4-cell lithium battery charging holder (main unit), USB charging cable, DC cable and storage pouch. NOTE: no battery in this listing.
• Uses 2 or 4 lithium 18650 rechargable batteries (required, and it is sold separately; You can choose battery with capacity up to 3.7V x 4 x 3400mA))
• Input: 5V (you can use computer USB port, cell phone charger); Output: 5V, 9V, 12V, 15V