GOWE SUNPOWER 75 Watt 36V Flexible Folding Solar Panel Frameless Fabric Portable Solar Charger for Electric Marine Engine Torqeedo A. Feature: NEW arriving! SUNPOWER from America, Highest efficiency solar cell in the world, &gt;23%, 1.5 times faster charging than other solar type. Most durable solar cell, flexible, bended to be 20 degree.; Rugged and Weather Resistant canvas.B. Application: Light weight and portable 75 Watt 36V Folding Solar Panel; Weight and size only around 1/2 of general same power monocrytalline PET laminated solar panels; Charging for the electric marine engine Torqeedo, keeping its battery never power off; Folded to 54x33cm (21.3x13inch) for easy storage, save space in your boat when not use; Remark: Here the working voltage of this panel is 36V to fit the Torqeedo. C. Specification: Solar Type: SUNPOWER from America; 1. Max Wattage: 75 Watts; 2. Max Amperage: 2.0 Amp (max); (All solar panels' output are totally decided by sunshine intension. Its current will be 0A-2.0A when use.); 3. Solar Panel Output: DC36V (Open Circuit Voltage when bright sun condition: around 46V); 4. Solar Panel Quantity: 3pcs; 5. Solar Type: imported A-grade SUNPOWER solar cells; 6. Efficiency: &gt;22%; 7. Output Interface: 8. Folded Size: 54x33x3cm; 9. Extended Size: 105x54x0.5cm; 10. Weight: 1.8KG (The size and weight info will be different due to different designs and measure ways. Please in kind prevail.); 11. Materials: Solar Panel: imported monocrystalline PET laminated on PPT board; Cloth: 600D PVC (waterproof); 12. Color: black, green camouflage, digital camouflage, desert camouflage... Materials: Solar panel: FROSTED PET laminated; Fabric (waterproof): 600D PVC; E. Items Included: 1 x 75W Folding Solar Panel; Packing: 1pc in box