The system is designed base on the daily solar radition-titled 5kwh/m2/d. This system can work 10hours/ day, 4 continued overcast and rainy days. Led lamp: 40W include driver Solar panel: polycrystalline 140W Battery: 12V150AH Controller: 12V10A Pole: hot-dip galvanied treatment, plastic spraying; include pole, arm and underground frame, all separate, the print color can be ordered. Battery Box: special for solar light system Cable: 2.5mm2 speial for solar light system Package: neutral packing