TubusOne is a great step towards online independency for those injured or disabled in the incapacity of using their hands. It provides a full control over touchscreen and can be used for communication, interaction and playing games on tablets and smartphones. TubusOne works by blowing slightly into the tube wherefrom a function will activate that works just like a finger on all touchscreen devices. TubusOne simply works by a soft puff from the mouth and not an exhausting blow from your lungs.