Specifications: With fine workmanship, it has compact structure and long service life. High performance ensures better work efficiency Motor with unique design provides smooth operation and strong& high speed power. Type: Underwater Thruster Material: Plastic, Electronic Components Voltage: 12-24V Current: 20A Features: RC Boat Accessory, Powerful, Good Replacement Size: 7.5cm x 6.2cm x 6.2cm/2.95" x 2.44" x 2.44" (Approx.) Notes: This propeller is semi-submersible (that is, to leave a little air for the propeller to inhale the mixed water to make a greater thrust). If you need to put the propeller in deep water, it is recommended to pass the propeller to a 12mm or so. Pipe into the air. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Clockwise/ Counterclockwise Underwater Thruster Or 2 x Underwater Thrusters (Clockwise + Counterclockwise)