EMX-AC-0094 is a brushless, 6-speed, high-performance motor controller from Emax. It is designed to deliver high-precision control to brushless motors while reducing power consumption. The controller offers a wide current range of 0.05A to 4A and runs at up to 950KV. It is suitable for many applications such as Brushless UAVs, multi-copters, mini-quadcopters, RC planes, 3D planes, and other brushless DC motor applications. It has great features such as no-load startup, quick response, and an adjustable PWM frequency. Its lightweight and compact design make it easy to install and use.