Model: BumblebeeInternal RF: ELRS IW(30dBm)Working voltage: DC6V-8.4VCompatiblefirmware: EdgeTXScreen: 1.3"OLED 128*64 resolutonGimbals: Hall sensor / RDC50 (as your choice)Simulator: 3.5mm standard ppm output or usb-cBattery: 2x18650(not included)SD card: built-in chip (officially recommended by EDGETX)Size: 160*128*68Weight: 240g (without battery)