75W Solar Power System 1. 5 yrs Quality Warranty ... 20years 80%5Controller12V/10A1 short-circuit protection, reverse protection,overload5-81Battery12V/100AH1 Fully-sealed and maintenance ... , controllers, batteries ,inverter3.short-circuit protection. Overload, reverse protection,4.Sunshine condition: sunshine 10 hours a day ... : -15 °C -85 °CSolar Power System home use updated 2011-12-24 75W Solar Power ...