iflight bumblebee hd cinewhoop 142mm 3 inch fpv racing drone with dji fpv air unit bnf - frsky r-xsr receiver

bottom plate thickness: 2mm plate thickness: 2mm and bottom plate spacing: 25mm (aluminum column height 25mm) flight control: succex-a f4/40a blheli32 true aio board motor: xing 1507 3300kv 4s propeller size: 3 inch