Waterproof IP67 Rating: 120mm waterproof computer fans are built to withstand the humid/dust-exist harshest outdoor environments; Keep your equipment safe and running smoothly without worrying about rain, splashes, dusty conditions, or brief submersion Superior Cooling Efficiency: 12v waterproof fan IP67 designed for projects in high humidity or hot confined spaces that requires cooling or ventilation; Such as RV fridge, inverter, small greenhouse, terrarium, pet house, sheds, fish tank, telecom cabinet Built to Last Dual Ball Motor: The fan's pcb board and whole motor are iscoated with a cured layer of adhesive film for protection against moisture, water and dust; ip67 fan are designed for maximum airflow and heat dissipation to keep the air circulating Easy to Install: Includes a 120 mm 12v dc ip67 waterproof cooling fans; 2x metal fan grills to protect hand; 4x mounting screws nuts; you can install the fan laid flat or stand upright to keep internal components coole