Hobbypower Alexmos 3-axis Simple Brushless Gimbal Controller BGC V2.4 8bit & Imu6dof Sensor fully assembled and ready to use board with latest firmware (V2.4) 50*50mm size with 45*45mm mounting hole pattern for M3 screws Onboard mini-USB Access to serial port, so a Bluetooth can also be hooked for easy tuning L6234D Motor drivers