Captain Jules's Useless Box Behold the mysterious Useless Box. This simple device contains multiple gears and the latest in electricity-powered motors. Turn the switch on and a surprise piece of machinery with flip the switch off. Wow and confuse your friends or coworkers with this strange, yet mesmerizing box. Capt. Jules' Useless Box measures about 5-inches long x 3 1/2-inches wide x 3 1/2-inches tall and requires 2x 'AA' batteries (not included).