Package contains : Pack of 1, 160 Watt 12V Poly Crystalline Solar Panel Operating voltage: 12V; Panel technology: Poly crystalline; Performance warranty: 25 years Space required: 12 sq. Feet; Output power: 160 watts. Excellent Low Light performance, Anti-reflective coating, high torsion resistance against winds and snow loads 4.8 feet * 2.1 feet (length * width)