For a couple dollars more than Xiaomi, CHUWI have a power bank with Quick Charge 3.0 input and output. It also uses AiCharge technology to fast charge other non-QC devices up to 5V/2.4A.
- Apply coupon 20chuwi to get it for $15.99 US
Coupon works on 3 colours - Black, Green and White. AU$ based on current exchange rate at time of posting.
Seriously chunky compared to other ones