Item Type: Electronic Dance Mat Material: PE Battery Type: 4 x AA Battery 1.5V(Not Include) Size: Approx. 85 x 90cm / 33.5 x 35.4in Package List 1 x Dance Mat 1 x Connect Cable 2 x Manual 1 x Microphone 1 x Charging Cable 1Free Mode: You can dance to the music at your own pace. By pressing the right up and down sign, you can switch between songs (a total of 8 built in songs). 2Challenge Mode: After pressing the Stomp Challenge mode button and pressing the Start key, you will enter Challenge mode. You need to dance according to the signflashing on the display panel (there are 8 levels). 3Different Levels: Difficulty levels increase with the successful completion of each level, levels 15 are suitable for children aged 4 years old, levels 68 are suitable for children over 7 years old or even adults. 4Improve Reactivity: Electronic music dance pad comes with a microphone, you can sing and dance anytime, anywhere, which can improve the 312 years old children quick reactivity ability. 5Promote Intelligent: Touching and stepping on dance mat can improve hand and foot coordination in children and adults, which can also improve children musical intelligence, visual awareness, touch and hearing.