One of the most memorable items in a sensory room, bubble tubes have proven to be a mesmerizing focal point. Constant, controllable bubbles float to the top of the column through a wide range of colors, prompting clients of all functioning levels to observe and react. Colors and fascinating bubble formations offer a soothing visual, auditory and tactile experience. The tube is cool to the touch and also offers a slight vibration. Combine with the Bubble Tube Podium, below, for added stability and a comfortable sitting place to enhance the experience. Bubble Tube is switch adaptable. Input: 100-240V~47-63Hz 0.58A MAX. Output: 12V-2A 24W MAX. UL® approved. 68"H x 6" diameter.