Detailed Product Description System Configuration:1, light pole height: 3 ~ 4 meters, hot-crossing zinc spray, optional colors.2, light source:12V / 7W-20W ... ) dedicated solar energy.5, the controller: 12V ~ 24V Automatic Identification (light control, time control).6, working 6-12 hours a day ... -5 days (depending on the actual situation may be). Solar street light;solar road light;street light