Pick a generator that fits your gear so you don't trip breakers. Choose diesel...

https://www.tumblr.com/bravelyetherealodyssey/818373232964124672/is-gas-generator-hire-worth-it-for-cleaner

Pick a generator that fits your gear so you don't trip breakers. Choose diesel for long days or petrol for portability. If you're in a quiet area, go for a silenced model. Keep it on level ground, well away from any doors, and never run it indoors