DC 12V-24V 20A Underwater Jet Boat 4 Blade CW CCW Thruster Engine for DIy Rc Robot Decoy Nest Boat Submarine Motor DC 12V-24V 20A Underwater Jet Boat 4 Blade CW CCW Thruster Engine for DIy Rc Robot Decoy Nest Boat Submarine Motor. Sale price : $21.25 Category : Toys & Hobbies