To activate your Double Sided Swords Sabers, press the button on each handle. To turn off, press the button once more. Sound effects can only be activated while Red LEDs are on. Double Sided Swords Sabers are two pieces easily joined together at the handles to make one extra large battle saber. Dimensions: Length When Connected: 52.25 in. , 132.71 cm. Width: 1 in. , 2.54 cm. LED Colors: 20 Red Double Sided Swords Sabers with Red LEDs & Sounds includes 3 replaceable AAA Batteries.