Sensory LED Bubble Tube - Fake Fish"Tank" - Floor Lamp with 7 Changing Light Colors - Stimulating Home and Office D&eacute;cor - by Playlearn (Black) 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 dcor 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. There is an on/off switch on the base. Our LED lights are bright and energy efficient so they are cost effective to run. BEDTIME ROUTINE: Watching the fish & bubbles float has a soothing, calming effect, particularly for autistic children. The soft buzz sound can function as a sound machine to help your child relax and go to sleep. EXTRA LARGE: This pillar style water bubble tube stands at 105cm tall, more than 3 feet high! It offers a wide array of changing colors, and is helps create a more relaxed, calm environment at home or the office.