... TY3101,solar cell board 30W, the life 25 years, maintains for 5 years.2, solar energy special-purpose accumulator cell 38AH ... the lightpost use the galvanization lampstand, spurts models highly 2.8 meters.5, solar energy lamp special-purpose numerical code controller ... temperature compensation.7, 3 wet days, illuminate every day for 8-10 hours.8, suitable temperature: - 40°C--+70°C.9,windproof ...