Sensory LED Bubble Tube - Fake Fish"Tank" - Floor Lamp 3.3 FT by Playlearn USA. SENSORY STIMULATION: LED lights change bubble colors and pretend fish bob in the tank, as the pump hums gently. This combination stimulates the senses, great for children with autism, special needs and ADHD. DECORATIVE DISPLAY: This is a great way to improve the décor of your dining room, bedroom, living room or even an office or doctor's waiting area. It is a LED floor lamp, fish tank and column fountain all in one. EASY TO USE: To set up, simply fill with water, insert the mock fish, and plug it in. ...