Firefly18 1S Nano Baby V3 Tiny Drone (no VTX and O4)Firefly18 1S Nano Baby V3 O4Ready Frame with Receiver Think of the Firefly18 1S Nano Baby V3 as your blank FPV canvas no VTX, no camera, just a lightweight nano rig ready for whatever O4 system you're bold enough to slap on. ELRS 2. 4 G or BNF DJI receiver onboard? Of course. Pre soldered excuses not included. Why You Want It For the builders, tuners, and solder hardened heroes who actually enjoy setting up their own O4 rig this is your starting