Feature 1Solar Powered Function: The fan utilizes the sun's energy to convert into wind energy, providing you with an energy saving solution. Activates instantly when exposed to sunlight, maximum efficiency, and convenience! 2Easy to Install: Simply connect the solar panel into the adapter cable of the fan, and place the solar fan under sunlight. No additional power supply needed, a simple yet effective cooling system. 3Weather Proof Design: Built to withstand varying weather conditions, this solar powered fan features a water resistant design. Suitable for outdoor use. 4Multipurpose Use: This solar panel powered fan is an excellent addition to your RV, car, or boat, can be used for greenhouses, pet houses, chicken coops, treehouses, dog houses, trailers, camping, and more. 5Sturdy Material: Constructed of monocrystalline silicon and ABS material, the dual solar powered fan kit offers superior strength and longevity, resistant to oxidation, erosion and wear, ensuring long lasting use..Item Type: Dual Solar Powered Fan KitVoltage: 12V DCFitment: Suitable for RV, Car, Boat Package List1 x Solar Panel2 x FansNoteWithout power storage function, can only be used in the sun. Once it's out of the sun, it won't work.