this solar light is built-in the battery and solar controller, it can be directly connected to 18V solar panel. the max power can be 50W. the battery can support max 14 hours per night with 100% power output.
We have 10W 15W 20W 30W and 50W available, please contact us if you like it. please contact us
Auroras Innovative Technology (GuangDong) Co., Ltd
Post time: 11-30-2017