1. Q:How to Choose the System Voltage 12V or 24V or for normal street Light ? 

A: We can design the System for 12v or 24v according to the LED light power.If the power is less than 30w,we choose 12v,more than 30 w ,24v.

2. Q: What's the main difference between mono and polycrystalline solar panel?

A: production process and cost. Monocrystalline is more efficient than polycrystalline.

3 Q: When you will make the delivery?

A: 15 days after receiving customers payment.

4. Q: If I don't know the configuration, can you help us to know that?

A: Of course we can. If you can tell me your LED power, the solar street light working hours every day, rainy or cloudy days, we can help you.