WinFun Letter Train and Piano Activity Table Arm Style Track Arms Arm Style Track Arms Internal LED lights allow for easier and rollers help little ones develop motor skills with sensory play The activity tables detachable legs allows for floor play The Win Fun Letter Train and Piano Activity Table measures 218 x 156 x 4 and requires 3 AA batteries (included) Win Fun products have a range of fun and educational features that systematically help to improve children As skills at different stages of their development Bring a fun and versatile learning station to your little one with the Win Fun Letter Train and Piano Activity Table Push the train engine and activate the Alphabet Song to help your little one learn about language The included five note piano keyboard has flashing lights and fun melodies for engaging play The included tactile sliders