These 12V flexible solar panels first layer is made of Ethylene tetrafluoroethylene (ETFE). ETFE is a much more expensive and higher quality material than Polyethylene terephthalate (PET). Also, the monocrystalline cell has a higher conversion efficiency (20.4%). With up to 140mm bending height these solar panels can be used in many different fields RV, Camper, Bus, Car, Boat + Yachts.
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