$19.99 - 65W USB C Charger, GaN USB C Flat Wall Charger Dual Ports
https://www.amazon.com/dp/B0BFF71LX7?tag=vcf4ever09-20

  

Cái charger nầy rất mỏng & nhẹ. Fast charge Samsung phone & tablet, đồng thời charge MacBook Pro M1. Charger hơi warm khi mình dùng cải 2 USB ports. So far seems OK for travel. Nhẹ hơn cục charge to đùng (non-GaN) của Apple  :-P