Solar charging controllers for street lights

As one of most important part of the solar street light systems, the controller working function and quality is most important.

There are different types controllers in the market:

1. Down-voltage type & Up-voltage type (according to the design of the led lamps)

2. Simple function type and combined smart function type ( light controller + time controller, infrared changing date, wifi changing date, etc.)

3. with constant-current unit or without

4. water-proof or indoor type

Different types can meet different requirements, also different functions and different cost.