DJI RoboMaster S1

The built-in direct drive brushless motor works together with the IMU and advanced algorithms to allow gimbal movements with a vibration control accuracy [1] within ±0.02°, delivering smooth image transmission and a precision control experience. The built-in direct drive brushless motor works together with the IMU and advanced algorithms to allow gimbal movements with a vibration control accuracy [1] within ±0.02°, delivering smooth image transmission and a precision control experience. The S1 comes with a customized M3508I motor that features an integrated FOC ESC with an output torque of up to 250 mN•m. Linear Hall-effect sensors with advanced algorithms allow closed-loop control for added precision.

Source: www.dji.com