solar street light Product Performance 1. Imported solar energey battery plates. 2. Efficient high-power LED light source,low pressure sodium lamp. 3. Microcomputer intelligent pulse control,Optical control,and control over the release sufficient protection. 4. Solar lighting dedicated waterproof battery. 5. Lightpost:5-12 meters height,hot dip galvanized plastic spraying. 6. Lamps and lanterns:computer design,die casting aluminum,plastic spraying. 7. Ambient temperature: -50 to +70 Celsius degree. 8. Lighting time: 10-14 hours daily. 9. Continuous rainy days, 10 days-15 days . 10. the system life: more than 20 years .