1.DC12V/24V 2.IP65 3.50,000 hrs life,3 years warranty 4.60w,90w,120w,150w,180w,210w ... high power, high efficiency, low energy consumption.- Long lifespan, energy saving, environmental-friendly.- Advanced technology, exquisite workmanship, proprietary design.- Easy ... day. Battery capacity is designed for 3 days backup in cloudy or rainy weather.2. The system configurations can be customized ...