Low Latency and Precise Control: SmallRig Wireless Receiver Motor (Lite) 4297 is designed to provide a high torque, low latency autofocus shooting experience, and it supports cross-control with the Magic FIZ system, providing users with more options for adapting to different lenses | Peak Torque of 4.3 kgf.cm: The receiver motor adopts a variable speed gear set design, which can provide a high torque output of 4.3 kgf.cm. Compared with the previous generation product, the torque peak is increased by more than 2 times, and the response efficiency is increased by 35%, making it easy to drive the zoom lens | Streamlined Control: The Wireless Receiver Motor 4297 features red and blue indicator lights to signify connection status and channel (blue light - F00-1; green light - F15-1), offering intuitive and user-friendly operation guidance for simple and efficient control. When the Handwheel Controller and Receiver Motor lights (blue and green) match, it indicates a successful automatic connection | PD + QC Fast Charging: The receiver motor Operating within a wide voltage input range of 5V-18V and supports PD + QC fast charging protocols. Please use the provided power cord or a USB 3.0 cable to avoid insufficient torque issues | Please Note: 1. The blue light (F00-1) and green light (F15-1) can be interchanged for use with MagicFIZ Wireless Follow Focus Basic Kit (ID: 3781). 2. Prolonged high torque zooming may result in the motor surface heating up, which is a normal phenomenon. 3. In the event of abnormal motor rotation, please refer to the user manual for instructions on performing a controller reset operation. 4. A flashing red light indicates a low battery or abnormality. Please address any problems promptly