1The lightweight rollable piano keyboard is easy to carry, you can take with you anytime and anywhere. Kids can play the piano at home or outdoors. This is a great toy to accompany your children when traveling 2Colorful rainbow keyboard can stimulate children's interest in piano learning and musical talent 3The standard 49-key piano keyboard is an excellent educational musical toy, the best musical instrument gift for children and beginners 4Rainbow piano keyboard with 14 demos, 8 tones, tone area from C3C8, and headphone audio jack. Multifunctional keyboard will arouse children's interest in music 5The piano can be powered by the USB cable (included). Built-in large-capacity rechargeable lithium battery allowing you to play anytime and anywhere, even outdoors