Casio fx-501P

The Casio fx-501P is a programmable calculator with 10 digits precision and algebraic logic.The power source is 2xCR2032 3V. The calculator was manufactured in Japan.The fx-501P was included in the list of instruments used in the making of the "Computer World" album by German electronic music pioneers Kraftwerk. The album includes the song "Pocket Calculator" which was also released as a single.