The multi-colored lights around the edge flash when the button is pressed, very visually stimulating, and battery powered (batteries not included). Bottom on/off switch Lightweight ABS plastic housing, sealed unit. Fits a child's hand. This toy phone isn't just for dress up. The button does work. Reality - your child has his/her own phone and will be away from yours make an amazing gift 1. Digital mode: Press button 0-9, there will be lights on and voice playback. 2: Pattern mode: 1, shape 2, English letters 3, animals 4, weather 5, alarm clock 6, fruit 7. Car 8, Frog 9, Color 0, Robot Voice 2. Quiz Mode: Quiz Mode is only available for Mode 1 numbers and Mode 2 pattern questions 3. Creation mode: Press 1-8 keys to make and play music, 1-8 keys and music play keys are valid in arrangement mode, other keys are invalid. 4. Drawing mode: All 15 buttons can be lit, and you can draw at will. 5. Hammer mode: The button will light up randomly, pressing it is equivalent to hitting a mole. The game has 5 levels. Camera key: camera sound Music play key: 6 music volume keys: control the volume Remarks: This product automatically enters sleep mode after 10 minutes of inactivity, you should turn on the power switch to restart. Insufficient battery power will cause confusion in the power supply. If the battery power is low, please replace the battery in time. Size: 15.8*8*3cm