This multi-rotor brushless electronic speed controller uses an ARM 32-bit Cortex core MCU with a working frequency of up to 64MHz, a 25% increase over the previous generation of MCUs. Optimized BLHeli-32 firmware,超fast response speed, excellent performance. High-performance, low-internal-resistance Mosfet, not afraid of high current. Wide voltage support, up to 12S lithium battery, suitable for X-Class drones. Support digital signal data return, such as temperature, voltage, current, speed, etc.