*3.5.1 DC way*

After modifying the load it can work immediately with DC current. This solar photovoltaic lighting system consists of a 20Watt single crystalline module, a selfcontained photovoltaic controller with (regulator), a sealed lead-acid battery and a single 100 Watt fluorescent light. The system will provide daily lighting throughout the year. **Figure 6** shows block diagram of DC way.
