How to use:
1. Half-press shutter release button, start the auto zoom/ metering system of the camera, so the photographed object was focused. Then, press the shutter release button to release the shutter of the camera to shoot.
2. Lock the shutter(camera set to continuous shooting or BULB). Press the shutter release button and move forward and lock the camera to carry out continuous shooting or long exposure.
3. To unlock, press the shutter release button and push back, release the shutter button to return to the original position.

Hot to install:
1. To prevent unexpected accidents, please turn off the camera.
2. Open the jack over of the camera, align the plug jack with the camera. Insert it safety to ensure good contact.
3. Then, you can turn on your camera and start your wonderful shot.

Compatible Camera Models: Canon:EOS-1D X Mark II,1D X,1Ds Mark III,1Ds Mark II,1Ds,1D Mark IV,1D Mark III,1D Mark II N,1D Mark II ,1D,EOS D2000,5D Mark III,5DS,5DS R ,5D Mark II,5D,6D,7D Mark II,7D,50D,40D,30D,20D,10D,D60,D30,EOS-1V ,EOS-3

• COMPATIBLE CAMERA MODELS --- Compatible Camera Models:EOS-1D X Mark II,1D X,1Ds Mark III,1Ds Mark II,1Ds,1D Mark IV,1D Mark III,1D Mark II N,1D Mark II ,1D,EOS D2000,5D Mark III,5DS,5DS R ,5D Mark II,5D,6D,7D Mark II,7D,50D,40D,30D,20D,10D,D60,D30,EOS-1V ,EOS-3
• CABLE LENGTH --- 3.94 ft . Support Shooting Mode: Single Shooting, Continuous
• SHOOTING FREELY WITH ONE HAND --- Support half-press,full-press,lock the shutter.Users can utilize according to actual shooting situations,to get a batter shooting!
• BETTER HAND-FEEL AND MORE ACCURATE SHOOTING --- Thoughtful ergonomic design, the notch at the back is ideal for most of the people's hand type.
• STYLISH APPEARANCE AND GRAND --- RC-201 use advanced brushed pattern to increase the textura.High quality controller uses advanced brushen pattern to increase the texture;Soft control lines still keep them soft even under low temperature.

COMPATIBLE CAMERA MODELS --- Compatible Camera Models:EOS-1D X Mark II,1D X,1Ds Mark III,1Ds Mark II,1Ds,1D Mark IV,1D Mark III,1D Mark II N,1D Mark II ,1D,EOS D2000,5D Mark III,5DS,5DS R ,5D Mark II,5D,6D,7D Mark II,7D,50D,40D,30D,20D,10D,D60,D30,EOS-1V ,EOS-3Ruidexiang