... hot-dip galvanizing spray treatment, including base plate strengthened, with stainless steel poles 2.5 m height, the surface of hot-dip ... treatment, including base plate strengthened, with solar panels bracket, including light arm lamp cap. Monocrystalline 25W, with over 16.5% ... efficiency , battery 12V17AH, one DC12V5W LED lights , with lighting time 6-8h / day, can guarantee ...