... carbon steel, hot-dip galvanized, plastic spray coating,C, Life span, no rusting within 30 years.Solar ... size is small and the life time is long.C, Life span ≥25yearsLights sources, Super bright LEDA, ... from America, our LED could reach 110-120Lm/W,C, Low temperature rise, The temperature rise of our ... 80% power than the regular solar garden lights.C, Working duration without sunshine 5 times longer than ...