PRODUCT TECHNICAL DATA SHEET：  MATERIAL hot galvanized taper rod, the appearance of spray treatment SYSTEM VOLTAGE DC12V LIGHT SOURCE 15W energy-saving lamps or 15W LED EVERY-DAY WORKING HOURS 6-8 hours CONSECUTIVE RAINY DAYS 4-6 days LUMINOUS FLUX 1200 LM LIGHT EFFICIENCY 80 LM/W ILLUMINANCE 15 LUX ANTI-WIND POWER 36.9 M/s SOLAR PANEL 45WP (single / polycrystalline silicon solar panels) BATTERY 55AH (valve-regulated sealed lead-acid batteries) CONTROLLER 10A, the German Agency for Technical, MCU control, has been filling, have released a variety of functions, etc. BATTERY BOX Suppressed by Mold, full-sealed waterproof, has good insulation effect. LIFESPAN OF LIGHT SOURCE 3000 hours LIFESPAN OF SOLAR PANELS 25 years LIFESPAN OF BATTERY ≥5 years LIFESPAN OF CONTROLLER ≥5 years LIFESPAN OF BATTERY BOX 20 years LIFESPAN OF LAMP POLE 30 years HEIGHT 3M-4.5M