JHEMCU SH50A F4 OSD 2-3S Flight Controller with 5V BEC Output Built-in 5A BLheli_S 4in1 Brushless ESC for Whoop RC Drone FPV Racing Precise details: Specification: Brand Name: JHEMCU Model: SH50A Item Name: F4 Flight Controller Integrated with 5A 4in1 ESC Module F4 OSD Flight Controller CPU: STM32F411CEU6 Sensor: MPU-6000 3-axis accelerometer/3-axis gyroscope (SPI connection) Input Voltage: 2-3S Lipo (DC 7.4-12.6V) BEC: 5V 2.5A Black Box: 8MB Built-in OSD interface Led_Strip interface BUZZER buzzer interface Support PPM, SBUS, IBUS, Spektrum DSM2/DSMX, 1024/2048 Receiver UART2: TX2 (for image transmission), RX2 UART1: TX1, RX1 (for receiver) Three sets of BEC output pads Support BLheli suite ESC programming Built-in voltage detection Board Size: 28.5x28.5mm Screw hole spacing: 24.5x24.5mm, M3 Board Weight: 3.3g 5A BLheli_S 4in1 Brushless ESC Con. Current: 5A Burst Current: 7A ( for 2 Seconds) Support BLHeliSuite programmable Factory firmware: S_H_50_REV16_7.HEX Signal Support: D-shot150, D-shot300, D-shot600, Oneshot125, Multishot, PWM Package Included: 1x JHEMCU SH50A Board 2x Power Cable 1x XT30 Plug 4x Connector