... panel (10 years warranty)50W, monocrystalline,17% Conversion efficiencyCE, TUVController (2 years warranty)12V10ABattery (3 years warranty)12V80AH, Maintenance-free lead ... panel (10 years warranty)50W, monocrystalline,17% Conversion efficiencyCE, TUVController (2 years warranty)12V10ABattery (3 years warranty)12V80AH, Maintenance-free lead ...