Musical Transparent Mechanical Gear Gun with Projection Light Image and Sound Toy for Kids

• Transparent Mechanical Gear Simulation Gun Toy.
• Cool light music effect, and with pleasant music.
• Transparent design. Can see the gear inside, help kids know mechanical concept earlier.
• Gear driving effect. Increase children's observation ability. Rich color. Increase children's cognitive ability.
• Requires 3x1.5V "AA" batteries (not included)!