40w to 120w Monocrystal PV Solar Panel, ultra white glass cover with high sun transmission rate to 91.42% , solar cells reach efficiency at 16%-17%

Smart Controller Charging and Discharging battery to power the LED Lamp Energy Saving mode enact 3 stages of power to the LED Lamp, save energy & extend lamp life

High Performance Lead-Acid 12v/85Ah Maintenance free battery