Weight: about 150g
Size: about 55*50cm/21.65*19.69in
Power: 3* button battery
1. The material is environmentally friendly and safe.
2. With 13 different keys
3. Step on different piano key patterns to make different sounds, it features endless fun waiting for you to discover.
Please note: This product is not completely waterproof, especially the sound box.
Applicable to: self-use decompression, gift
1*Music piano mat