A laptop with no charger is like a chair with no legs. This laptop charger from Lenovo has a power output of 65 W, so it'll easily take care of recharging your computer. This Alternative charging adaptor is designed AC.
Lenovo USB-C 65W AC Adapter Charger Key Features
Charger can be connected to mains electricity
Power output of 65 W
The package contains a power cord leading from the adapter to the mains