High-concerned chemical: None Recommend Age: 7-12Y 3 MODE GAME MODE SELECTION 1. Square formation mode 2. Teaching mode 3. Memory modd FUNCTION KEY : If you need to reset, and hold the volume button for fiveseconds, then follow prompt to operate and briefly the volume button again torestore the factory settings Answer Area: The white area on the left screen is a reflection of the right answer area. Briefly-pressing the buttons in the right answer area sequentially switch the blue light, green lightpurple light, yellow light, and turn off the light. when the light in the answer area is on, thecorresponding position in the white area on the screen also light up. Color: As Shown Material: plastic Package Contents: 1 * Game Console Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.