Amtrak Solar's Powerful 70-Watt Solar Attic Fan Quietly Cools your House Ventilates your house, garage or RV and protects against moisture build-up Easy to install with quick-connect wires. No holes in the roof Fits in the gable or attic of your home, greenhouse, garage or RV. Includes 25 of extra wire and brackets. Powerful fan motor 70 Watt Solar Panel Free optional thermostat 25-year warrantythe industrys best. Made in USA