I ran this unit in my G2 and tapped the dome light 12v as I wanted the camera running 24/7

https://www.amazon.com/Converter-Module-Adapter-Compatible-Keypad/dp/B08H89LTP5/ref=sr\_1\_9?crid=3LZPZKMOPWSCC&keywords=12+volt+to+5+volt+converter&qid=1649265912&sprefix=12+volt+to+5+volt+converter%2Caps%2C69&sr=8-9