How do I attach a camera on my FlexTILT Head 2? Ashley July 25, 2018 22:06 Follow You may check out our video below for instructions on attaching your camera on the FlexTILT Head 2. Related articles When I insert a battery into my SliderONE Pro, the power up ("beep") alert no longer sounds and my unit remains still. What can I do? How do I operate the SliderONE app? Comments 0 comments Please sign in to leave a comment.