Before using, you should remove the transparent plastic insulation from the battery compartment.
Effective distance: up to 10 meters (no barrier). If you encounter an inability to focus, the remote control can't have the result.
The best Angle for remote control is the lens front + right 30 degrees, the same as the original remote control, otherwise no guarantee.
The remote control camera, which controls the camera's automatic focus, controls the camera's remote-controlled window.
The machine itself should be tuned to the remote control mode (when using B gate, it will be transferred to the B gate and will be received in the infrared).
Above is the wireless remote control note introduction, you can understand. The wireless remote control is wide and powerful.