The transparent glowing Gun with gears GEAR LIGHT Gun allows you to carefully examine how communicating movement occurs between the gears, immersing the child in the wonderful world of physics. Bright lighting and soundtrack turn the gameplay into a spectacular show (see video). Each time the trigger is pulled, the sound effect changes. The toy has two modes of operation: 1) illumination, 2) illumination, and operation of the mechanism and sound. The toy is made of very strong plastic. Powered by three AA batteries (not included).