Discovery™ #Mindblown Jellyfish Aquarium is a fun and educational way for your child to observe realistic sea life at home. Customize the ambiance of the room by adjusting the aquarium’s lighting to your color preference by choosing any of the 15 lighting options and 5 light modes. You and your child will watch in amazement as lifelike jellyfish gently float through a sea of morphing LED lights. The aquarium features two ways to power the LED lights: plug it in with the included USB cable or insert 4 AA batteries. Great for kids in elementary & middle school.