attwood Ultimate Rechargeable Fan - 12" Diameter Ultimate Rechargeable Fan 9040-4 - 12" Diameter Three power options: 110-volt, 12-volt, or internal NiMH lsd Battery pack Ultra-quiet design ensures cool air without Excess noise High air flow output with three speed options Ideal for boating, camping, rvs, or home Use Attwood is a Member of the American boat and yacht Council and the National marine manufactures Association