... ,the work times more than 100,000 hours,3.LED light source ,energy-saving and environmental-protection.5.The system is controlled ... service:1.Any question about our products you can contact with us .Our experienced staffs will answer all your enquires ASAP ... ,beam angle,voltage6.Price will be depended on the LED light soarce,light color,material,and etc.7.Packing:standed exported carton ...