3 years & up. This rugged light cube is portable, durable, and rechargeable. It even strobes, flashes, and changes color with the touch of a button! The cube is the perfect size for individual and small group play. Young children can stand or kneel at the cube and engage in focused, quiet play. The easy-to-clean surface is ideal for art and exploration activities both indoors and outdoors. Use the cube for examining transparent and opaque objects. Add interest to counting, sorting, sequencing, and building activities. Charging time is 6 hours. Operating time (unplugged) is 5 - 15 hours. Remote control distance is 10'. Includes: cube, power source, remote control, and a teacher guide. Measures: 16"H x 16"W x 16"D.