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