Tamiya 70185 Submarine Motor Mini High-Speed Type This is the Subarmine Motor Mini (High Speed Type) by Tamiya Includes: ? One Subarmine Motor Mini (High Speed Type) Part number(s) included (in factory packaging): 70185 Features: ? Easily distinguishable red casing with white screw and rudder ? 35mm suction cap and a 50mm auxiliary board included ? At the rear of the body there is a rudder that allows you to set the direction of movement ? By completely closing the body, the motor switches on ? Due to different motor winding, the included motor is approximately 40% faster which produces its higher speed (1m/3.2sec) ? O-rings provide the Submarine Motor with excellent waterproof qualities ? Uses 1 AAA alkaline Suitable for boys