I just bought the Legion Slim 7 Gen 7 proprietary GaN charger from Lenovo China and shipped to the US. It works flawlessly and it's so convenient. : r/LenovoLegion
Lenovo Legion 7 hands-on: Power stands out | Digital Trends
Legion 7i Gen 7 Intel (16") with RTX 3070 Ti | Lenovo US
The fabled Legion 135W GaN USB-C charger : r/LenovoLegion
Legion-7i-16ITHg6-does-not-charge-over-USB-C - English Community - LENOVO COMMUNITY