You'll be smitten with this synchronized swimmerWater brings this 18 tentacled colorful robotic jellyfish Hexbug Aquabot to life. Tap on the tank to wake and be prepared to revel in its 15 pre-programmed swimming routines. 3" from the top to the tips of its tentacles. Two AG13v batteries included. Assorted colors. Ages 3 years and up.