To activate your Crystal Skull Pirate Scimitar Sword, remove the pull tab battery protector & press the button on handle. Lights randomly flash & sparkle throughout the blade, the skull & crossbones, AND crystal ball at the end which projects light through its prism shell. LEDs: 9 Red, 9 Blue, 9 Green Dimensions (Length): 23.5″ Curved Pirate Saber with LED Crystal Ball comes ready to use with 3 replaceable AA Batteries.