solar panel backpack

solar panel backpack SL-OSLi50Bis smaller, lighter, better performance, and much more convenient than SL-OSPb50A and SL-OSLi50A. It is used for all kinds of DC products which provides independent power for all kind of electric equipment under 150 W, such as lights and water-heating equipments. The advantage of the system is safe, reliable, no pollution and noise, long life span, easy to assemble and to move. This system contains overcharge, over-discharge, over-temperature, overload, short circuit protections. Item NO: SL-OSLi50B Solar battery power: 50W Lead-acid battery capacity: 12V/30Ah Output voltage: DC5.5V/12V Maximum output power: 150W