Features: High Efficiency double Underwater Propellers deliver powerful thrust for rapid acceleration, solving weak motor issues in boats while maintaining quiet operate – perfect for lakes, rivers, and pool adventures with remote control boat accessories. Crafted from easy carry yet strong ABS plastic, these erosion resistant boat motors feature general compatibility with most watercraft models and tool easy installation within seconds. Ideal for boat enthusiasts seeking upgraded performances and parents wanting interactive STEM toy for family bonding through marine adventures. Operates discreetly in community ponds or backyard pools thanks to quiet propulsion technology that preserves peaceful environments during daytime play event . The waterproof twin engine systems combines hard construction with streamlined underwater performances, creating for hobbyists to customize their marine experiences using compatible boat accessories. Specifications: Component : plastic Size: Propeller diameter 3.6cm, line length 18cm electric : 10~20V Power: 80W Current: rate 3A Package Includes: 2xUnderwater Thruster Motors note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.