Recording control run/stop cable for DJI Focus Pro motor to ARRI ALEXA Mini LF, LF and 35, for Sony VENICE, for RED RANGER GEMINI HELIUM MONSTRO V-RAPTOR-XL, for Kinefinity TERRA MAVO series cameras, for REC R/S function ^^ Fit for DJI Focus Pro motor only. Not compatible with Ronin RS2/3/4 stabilizers and Focus Pro Grip ^^ Connect 3-pin into the RS port, and USB-C into the motor ^^ USB type-C to Fischer 3 pin connectors ^^ Length 50cm / 20"