I spent about $150 dollars, and got everything from Amazon.
3S 4S Lipo Battery Charger, HOTRC... https://www.amazon.com/dp/B07QV1ZM1N?ref=ppx_pop_mob_ap_share
Tattu 14.8V 1300mAh LiPo Battery... https://www.amazon.com/dp/B013I9RSEU?ref=ppx_pop_mob_ap_share
SKYRC SK-600092-01 4.3” FPV... https://www.amazon.com/dp/B07HMHS9W6?ref=ppx_pop_mob_ap_share
Spotter V2 Micro FPV AIO Camera... https://www.amazon.com/dp/B078PK98HC?ref=ppx_pop_mob_ap_share
Grifiti Nootle Recon 5 Flex Arm... https://www.amazon.com/dp/B07KJL39QK?ref=ppx_pop_mob_ap_share
SMALLRIG 30mm Diameter 1/4"... https://www.amazon.com/dp/B0081D1YGC?ref=ppx_pop_mob_ap_share