The DJI Ronin focus motor is used with the front wheel of the DJI RS 2 / DJI RSC 2 to control focus, aperture, and zoom. It is also compatible with an additional DJI R focus wheel that mounts on the DJI RS 2 to perform these functions and enable a dual-channel focus system.

Technical specifications:

• Weight: 88 g
• Dimensions: 71 × 47 × 34 mm
• Max. Torque: 0.27 Nm
• Max. Speed: 100 RPM
• Operating Voltage: 5 V / 8 V
• Inner Diameter of Rod Clamp: 12 mm
• Operating Temperature: -20 °C to 45 °C
• Diameter: 30 – 110 mm
• Length: 377 mm
• Compatibility: DJI RS 2, DJI RSC 2.