Features： 1. The soft material of the buttons will not hurt the hands will not hurt the child and will not affect the child s finger bone development. 2.In addition children can improve their intelligence because it can incorporate music into the game allowing them to feel the rhythm and beat in the process of playing. 3.Children can learn play and make your children fall in love with music. This high-quality electronic piano is a perfect gift for children. 4.This electronic keyboard can be powered by dry batteries (guaranteed that batteries are not included and 4 AA batteries are required for use) or can be powered by an external USB power supply such as a mobile phone charger Mobile power supply computer USB interface and other power supplies for its power supply. Package Including: Style1: 1* Electronic Organ 1* Microphone Microphone 1* Usb Power Cord 1*instructions and Other Accessories) Style2: 1* Separate Music Stand Style3: 1* Electronic Organ 1* Microphone Microphone 1* Usb Power Cord 1* Accessories Such As Manuals 1* Separate Music Stand