1. Material: plastic and electronic components
2. Suitable age: over 3 years old
3. Power supply: 4 x 1.5V batteries (not included)
4. Size: 43x31x30 cm
5. Adjustable and detachable microphone holder, soft lighting drum surface, smooth corners without burrs
6. Function: drum set / hand knocking piano / electronic organ / game console / K song player / music player