Specification Brand iFlightModel Protek R25Receiver ELRS 2 4GVersion RTFItem Name 113mm 2 5 Inch FPV Racing DroneWheelbase 113mmBottom plate thickness 2 5mmTop plate thickness 1 5mmArm Thickness 2 5mmBody Size 143mm 158mmWeight 147 5g without battery Whoop AIO F4 V1 1 Flight ControllerIntegrated with 20A ESC Diagram Picture Mounting pattern 25 5 25 5mm φ3mmFirmware Target IFLIGHT F411 PROConstant current 20A 25A Burst Config IFLIGHT F411 PRO configConnector Micro USBESC Firmware Q H 15Current sensor yesBEC output 5V 2AESC Telemetry NOSize 30 5 30 5mmMCU STM32F411BLHeli BLHeli SBarometer NOBlackbox 8MBGyro BMI270INA pad nR2Weight 7 4gInput 2 4SXING X1404 4600KV MotorVoltage 2S 4SKV 4600KV Configuration 9N12P Stator Diameter 14mm Stator Length 4mm Shaft Diameter 2mm Motor Dimensions Dia Len Φ18 3 12 5mm No of Cells Lipo 2 4S Max Continuous current A 11 8A Max Continuous Power W 174 6W Internal resistance 0 28Ω Weight 8 5g without cable Mounting pattern 9 9 φ2mm Bearing 5 2 2 5mmNazgul 2525 propellerQuantity 2 CW 2 CCWColor May VarySucceX Mini Force 5 8GHz 600mW VTX Power PIT 25 200 400mW 600mW Antenna interface MMCX VTX protocol IRC Tramp Output 40 channels Size 29 29mm Mounting pattern 20 20Φ3 25 25 mmΦ2 Weight 4gTips VTX is set to 25mW by default Power levels above 25mW require a HAM license or have to be approved by local authorities Please ensure you re flying legal frequencies and use our prepared Betaflight