... weight, good flexibility, can be bent or folded 2.Long life : corrosion and high temperature and cold Solar - ... charge Oh ~Sunny case ,to the 1200mahbatterychargeas long as2hourscanbe filled with the fastest.Largerbatterycapacity,orinsufficientsunlightchargingtime in the contextof ... is not easy to break free, light weight;2,Long life : corrosion resistance, high temperature resistance, cold resistance ...