Features:Suitable as kids game machine, good children fancy toy.Fun for baby to touch and easy to hold.Installed with classic varieties tetris games with sound for more fun.Improve your mental ability with this Classic game Featuring many variations of the addictive Tetris game.Encourage baby to touch and explore.It has 15 shapes of elements. among which one single element has the penetrating power to get through other elements.Auto power off16 falling speeds, 16 levels of height, 15 different patternPause function with indicationDifferent sound effect with different motionMelodies for start and game overClockwise and anti-clockwise rotate selectionSound on/ off selectionFeaturing low power consumption, great for travelling.Power Supply: 2pcs 1.5V R6/AA battery