The best alternatives to The QWNN are Apollo Traveller, EGG Traveler, and SuperMini. If these 3 options don't work for you, we've listed a few more alternatives below.
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Apollo Traveler, the ultra-slim graphene power bank recharged in only 18 minutes, its fast charging allows you recharge it anywhere and anytime, so you have an unlimited power that always has juicy for your devices.
First travel power strip with built-in power bank and wireless charging! Includes a set of 3 interchangeable power cables for the world's most common plug types: A (US), C (EU) and G (UK).
SuperMini is a credit card size 10,000mAh portable charger, which can be easily put in your pocket and extend your phone usage for 2-3 days. With 18W Power Delivery, it can fast charge your iPhone X up to 50% within 30 mins.
ChargedUp has created a network of charging stations, where you can borrow a powerbank to charge your devices. Take the powerbank with you and charge on the go or use it in the venue! No need to worry about cables as all our powerbanks include all cables