... overcharge / deep discharge prevention cut-off with LED indicators. Solar Modules, Controller, battery, lights, and all the parts are ... Saves power, no additional expenses, environmentally friendly, no pollution3.Solar energy-based power source4.Brightness sensitive auto-switch, automatically ... at night and turns off at dawn5.20-240Wp Solar PV Module 6.12V, 100mA Sealed Maintenance-free Lead-acid ...