... grid system 5.CE certificate 50w led wind solar hybrid street light Effsun wind &solar powered streetlight characteristic:1,Comply with national< ... protection.8,Low power:whole system using industrical devices,adopting high temperature,cold,wet and so on conditions.9,Control: ... Rapidly delivery,200 sets or less,shipping within a day3.Quality assurance,unconditional free returns within 30 days,36 months ...