Two halves twist-lock together - Can be used individually Push-button switch on each half - Press to cycle through the 6 animated flashing modes Diameter: 1" sword; 1 5/8 max at handle. Total Length: 52". Weight: 7.7 oz (with batteries). Batteries: 3x AA batteries in each half (included) LED Lights: 7 Red, 7 Blue, 7 Green in each half - 42 total Sword is fragile - Not suitable for rough play. Joint will break if stressed! (Joint can be glued together and reinforced with tape to make more rugged. Just don't tape over the battery door.) This Double Light Saber sword from Flashing Panda is over four feet long, with blinking multi-colored LED lights inside the mate-white tube. Lights shimmer when you swing the sword with a choice of six animated modes. Great asset for your roll-playing games and parties. A favorite at raves, concerts and parties. All go nuts over these. Great for Role playing / Martial arts games; Raves - Spin this sword around for amazing effects; Concerts; Fireworks shows; Any night-time events. (Not intended for combat. Ages 14+) Light-up Modes: Fast multi-color flashing; Slow, gradual color changing; Solid multi-color; Red flashing; Blue flashing; Green flashing. (Press the power button on either half to turn the sword on. Press again to go to next mode, etc. Keep pressing to go through all modes, then turn off. Each half is controlled separately and can be used individually, or interlocked.)