Konova Basic Pan Tilt Motion Controller Bundle B for K3 80cm Basic Pan/Tilt Controller is a specialized controller for real-time shooting. Through the LED screen, you can check the speed whenever you want With a joystick lever and volume typed speed control, this control is more specialized in real-time live shooting. You can control both the slider and the smart head at once for 3-axis shooting. We have 4 kinds of geared motor. They are 100:1, 264:1, 516:1, 764:1. Please let us know which one you need before purchasing, if not, we will ship 721:1 motor. (100:1 is the fastest one for live motion, 721:1 is the slowest one for timelapse.) Basic controller allows you to control left and right movement of your slider for moving shooting.