Focus wheel enables precise sharpness adjustment by rotating left or right. This provides intuitive manual focus control to improve image clarity and detail. The keys are clearly engraved, and the smart keys can be switched. This supports reliable operation and quick reconfiguration to match your workflow. LED adjustment knob allows you to set light intensity by turning left or right. This delivers adjustable illumination for varying shooting conditions and consistent results. Memory card slot supports SD card storage. This enables local media storage and easy transfer for post processing or archiving. Use scenarios Studio product photography Use the focus wheel to dial in sharpness on close up shots, adjust lighting with the LED knob to achieve the desired exposure, and switch smart keys to streamline common tasks. Store captured images on SD cards for immediate backup and editing. On location field shooting When shooting in changing environments, quickly tune brightness with the LED knob and refine focus with the wheel. Use SD card storage to keep a portable archive of images for review on site. Video recording and live streaming Apply fast key switches for different shooting modes, adjust lighting on the fly, and rely on the SD card slot for on device storage of footage and reference stills.