Power & Battery Setup: UART2_TX UART2_RX 5V GND 5V GND LED UART2_RX(Receiver) Buzzer+ Buzzer- 2- 4S Lipo bat t ery + - UART1_TX(IRC Tramp or TBS SmartAudio) Video Out Video In M1 M2 M3 M4 BOOT GEP-12A-F4 Manual V1.1 28.5mm 25.5mm 36mm SPECS: Model Name:GEP-12A-F4 MCU: STM32F411 IMU: MPU6000 gyro/accelerometer (SPI) OSD: BetaFlight OSD w/ AT7456E chip Baro:NO BEC Output: 5V@1A Integrated LC Filter Firmware target: MATEKF411(MK41) Size: 28.5x28.5mm board,25.5mm mounting holes (M2) Installing Hole: 25.5x25.5mm, M2 ESC MCU: BB21F16G Continuous current: 12A Input:2-4s lipo Supports Dshot600 ,Oneshot,Multishot Current meter: 210 Target: G_H_30 Weight: 5.6g 3.3V FRONT USB Port Power LED Red FC Status LED Blue BLHeli_S 12A GND 5V S.Bus Frsky XM+ Receiver Frsky XM+ Receiver 5V CH1 TBS Crossfire Nano RX TBS Crossfire Nano RX CH2 GND 5V Flysky FS-RX2A Receiver Flysky FS-RX2A(IBus) IBUS Model LED Green DSM/DSMX How to connect the receiver? How to connect the LED board? facebook.com/geprc www.geprc.com Of f icial websit e instagram.com/geprc geprc.com/support Manual nTX2,INV TX2 (Max 0.2A For Camera) GND 5V (Max 1.5A For VTX) DSMX Receiver GND 3.3V DSMX AC900(Support FrSky D16 && FUTABA S-FHSS) AC900 Receiver GND 5V SBUS WS2812 LED GND 5V SBUS