If you want to use this thing indoors, I would use something like this:

https://www.amazon.com/TekPower-TP1863-Regulated-Supply-Protection/dp/B00KXGZ2FE

Outdoors, away from a vehicle, a small gen:

https://www.amazon.com/Pulsar-Portable-Gas-Powered-Generator-PG1202S/dp/B00EFZQ53W/ref=sr_1_11?crid=6M2VEX5MO6ZN&keywords=small+4+stroke+generator&qid=1677351644&sprefix=small+4+stroke+generator%2Caps%2C133&sr=8-11