Features 1High Efficiency: The solar powered fan has a maximum power of 10W, which is energy efficient and provides clean air for chicken coops and pets. 2Dual Fans Design: Solar powered fan adopts dual fans design to dissipate heat strongly and avoid overheating of the chicken coop. 318V Voltage: Solar powered exhaust fan has 18V maximum power voltage to ensure continuous and stable operation. 40.65A Current: Solar ventilation exhaust fan has 0.65A maximum power current, even heat dissipation, prolong service life. 5DC Output: Solar ventilation exhaust fan adopts DC output, which is suitable for various power requirements. Specification Item Type:SolarPoweredExhaustFanMaterial: Monocrystalline SiliconWeight: Approx. 739g/26.1ozMaximum Power (pmax): 10W Short Circuit Current (isc): 0.89A Maximum Power Current (impp): 0.65A Output: DC Package List 1 x Solar Panel1 x Dual Chassis Fan Set1 x One for Two Power Cord1 x Manual