This part is an 8 mm Brushless DC Motor manufactured by MinebeaMitsumi Inc. It has a rated voltage of 12V and a rated speed of 2,400 rpm. It is an extremely compact size, measuring of 36.2 × 36.2 × 30.8mm. The motor has an operating temperature range of -20°C to +70°C and is capable of supplying up to 3A of current. It is commonly used in robotics and automation applications.