Letv Super Power Bank 13400 mAh with dual outputs (Silver Only,) Faster Charging compatible, External Battery Charger for smart phones and tablets, Silver
For $14.99, enter Coupon Code 0210CLS02 to get 25% off makes it $11.25.
Shipping is $4.99
Free Shipping When you spend $25.00 or more on eligible products.
I bought two and got Free Shipping.
https://www.newegg.com/Product/Pr…75-868-240
QC 2.0 & Faster Charging compatible
Capacity can fully charge iPhone 6S more than 4 times
Dual outputs allows to charge 2 devices simultaneously
Flame-Proof insulation design for high-heat resistance
Premium circuit protection chip
Compatible with most smart devices
Smooth aluminum casing
Either LG or Panasonic cells, 4 x 3350mAh
I have tried Anker, RavPower and Mi Power bank.
Hope this one work well.
It has most of the features I am looking for (aluminum casing, QC, premium cells and premium i c board.)