Tripp Lite Portable 2-Port USB Battery Charger Mobile Power Bank 12k mAh power bank - Li-Ion - USB - UPB-12K0-2U - Office Basics - CDW.com
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USB Battery Pack for Raspberry Pi - 5000mAh - 5V @ 2.1A : ID 1565 : $24.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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