... 3 days 3.auto on/off according to light intensity 30W Solar street light soalr street light1.solar street light ... .8Lux15.9Lux19.8LuxColor temperature4500K-7500KLED lifespan50,000hoursWorking timeadjustable, 6-12 hours each day, 3-5 consecutive rainy daysController12V/10A12V/ ... worked out solar street lighting solutions for customers from over 12 countries. We have ISO9001,CE,ROHS, CWB,CQC certified. ...