... TYN-9Light Source Height6mBatteryHigh efficiency Mono-Si/ Poly-Si solar moduleLight Source 20w LED Working Time6-10 hoursCloudy & Rainy ... SystemApplied microcomputer, digital circuit, integrated sensor technology, intelligent charge & recharge.Storage BatteryHermetically sealed maintenance-free valve regulated lead ... , subsidiary street, factory, school, stadiums and square. Solar Street Light