视频展示了一只手正在操作一个闪光灯设备的控制面板。闪光灯设备上有一个显示屏，显示了当前的设置信息，包括TTL模式、焦距（28mm）和曝光补偿（+1.3）。手指正在旋转和按压控制面板上的按钮，可能是在调整闪光灯的设置。背景是深色的，突出了设备和手的操作细节。
The video shows a close-up of a person's hand adjusting the settings on a camera flash unit. The flash unit has a digital display screen showing various settings, including "TTL," "28mm," and "+13." The person is using their thumb to turn a dial on the right side of the flash unit, which appears to be changing the settings displayed on the screen. The background is dark, focusing attention on the flash unit and the hand making adjustments.
A hand is seen adjusting the settings on a V1S flash unit, with the display showing various options. The hand turns the dial, changing the setting from '28' to '+1.3' in the 'TTL' mode. The hand continues to adjust the settings, ensuring the '+1.3' value is confirmed on the display. Finally, the hand presses the green button below the display, confirming the settings.