Robbie Bot Provides Hours Of Interactive Fun With 50 Programmable Mode Actions That Make Him Walk, Dance And Glide. He Speaks And Lets His Emotions Show With 20 Electronic Emotional Expressions. Programmed With A Remote And Controlled By Either Remote Or Hand Gestures. The Robot Charges With A Usb (1 Lipo 3.7V, 600 Mah Battery). The Controller Works With 2 X Aa Batteries.