Adata P20000D Power Bank - For USB Device, Mobile Device, Smartphone, Tablet PC - Lithium Ion (Li-Ion) - 20000 mAh - 2.10 A - 5 V DC Output - 5 V DC Input - 3 x - Black AP20000D-DGT-5V-CBK 842243011715
ADATA – Did you know - YouTube
OMNIHIL Replacement 2-Port USB Charger for ADATA P20000D 20,000mAh Digital Display Flash Light Power Bank - Walmart.com