The Piano is powered by three AA alkaline batteries (not included) and is about 160 x 125mm small.
China supplier:
Email : fangzhengcn@hotmail.com
Skype ID : chanceller819
http://chinagift.en.ecplaza.net
Email : fangzhengcn@hotmail.com
Skype ID : chanceller819
http://chinagift.en.ecplaza.net