Best portable charger for Nintendo switch lite

Hello, Recently i bought Nintendo Switch lite can anybody suggest me the best portable charger for it?

I found a list of some portable chargers here (http://gadgetsouq.com/best-portable-chargers/)
Anybody please can choose it for me from here.

Anker makes good products.

https://www.amazon.com/Anker-PowerCore-20000mAh-Capacity-Portable/dp/B07DDD2HLK/ref=dp_ob_title_wld

@pyro1245: I also wants to go for Anker's product. Thanks for your suggestions.
Now waiting for what others member suggests.