Gasoline vapors can . Do not operate while refueling. To prevent personal injury, always disconnect one of the main battery leads when installing or servicing this product. Always use a fuse with amperage rating specified for the model. Failure to do so may in serious personal injury or fire hazard We use an Anti-Aging, Ultraviolet-Resistant ABS Thermoplastic with reinforcement for maximum durability and reliability. The rugged design provides performance that you can rely on for years. 4inch In- Blowers ventilation for bilges, engine compartments, galleys and heads. Designed for efficient, high output operation Compact and easily installed on any flat surface Built-in mounting feet allows easy vertical or horizontal installation. Very low current draw, high volume air flow, . Four-blade fan maximizes and efficiency. Sealed motor shaft for moisture protection. Corrosion resistant ABS plastic housing. Voltage:24V Max amperage capacity: 1.25A Air Flow:456cmh Amp Draw(A):3.0A Fuse (A): 5.0A PipeDiameter:4inch/102m color:White Material:plastic Package Contents: 1 x engine room fan Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.