40W Folding Solar Panel Charger, Portable Polysilicon Power For RV, Travel Outdoor Use

Polycrystalline Silicon: The solar panel is made of polycrystalline silicon material, which has high battery efficiency and stable and reliable long term output. High Conversion Efficiency: Outdoor solar panel has higher conversion efficiency, better output efficiency, lower light efficiency. Strong Applicability: Polysilicon solar panel is applicable to car batteries, cars, RV, ships, aircraft, outdoor agriculture, planting, tourism, and solar street lamps.You may also like 15W Monocrystalline Solar Panel, Portable Charger For Camping, Boats Outdoor Use.