Published by at 24 de julho de 2026 SpeedyBee BL32 50A 4-in-1 ESC. Firmware:SpeedyBee BL32 50A. Power Input:3S - 6S Lipo. BLE Bluetooth:Supported. By default, short-press the BOOT button to cycle the LED displaying mode. Long-press the BOOT button to switch between SpeedyBee-LED mode and BF-LED mode.