Tamiya Swimming Manta Ray 70218

This Educational Construction series kit creates an exciting swimming robot with a large, flexible fin-shaped plate that moves up and down to propel it through water and make it look just like a manta ray. The fin piece is powered by a submarine motor.
Specifications

• Assembly kit. Length: 160mm, width: 148mm, height: 55mm
• Intuitive and easily accessible assembly process means simple building of the kit, even for beginners.
• Submarine motor powers the fin part via a shaft.
• The tail fin acts as a rudder, and moving it allows you to alter the direction in which the manta ray travels.
• Requires one AAA battery.