Skullcandy Stash is 6,000 mAh Portable Power Bank which can provide power backup of 24 hours on your phone to 6 hours on a large tablet.
Portable Charger, Ultra-High Capacity 4.8A Output Power Bank, External Battery. Charge iPhone 8 over 7 times, Galaxy S9 and iPhone X each 5 times, or an iPad Air 2 about 1.5 times. PowerCore shows you just how mobile your devices can be.
Anker PowerCore Lite 10000mAh (AK-A1232011), USB-C Input, High Capacity Portable Charger. Provides two-and-a-half charges for iPhone 8 Plus, or 2.6 full Galaxy S9 or iPhone X charges.