Item Type: Underwater Thruster Weight: 1125g/39.7oz Shell Material: aluminum alloy Color: Black Propeller Color: silver Maximum Thrust: 9kg Suitable for: electric push paddleboard kayaking upgrades etc Package List 1 x Underwater Thruster 1 x Instruction Manual 1Metal Body: All metal body design, nice mechanical performance, aluminum alloy material, more durable, let the propeller play a better performance, to provide you with more help. 2CNC Aluminum Propeller: The propeller is CNC aluminum, anodized surface treatment, not easily oxidized, to ensure normal operation. 3Higher Efficiency: With a flared cowl, the propeller is more efficient, it can provide you with a lot of convenience, providing you with a faster water experience. 4Usage Scenario: Large thrust, suitable for electric push paddleboard, kayak upgrade, etc., to meet the needs of different machine modification. 5Nice Choice of Propeller: We choose high grade materials, careful design, to provide you with better quality products, with large thrust, is a nice choice of thrusters.