... color, 2,Energt-saving,environmental protection,no flash 3,Patent No,:ZL201130031832.7 *Original clever optical design, ... the wick crystal clear and extraordinary texture. *LED energy saving lamps, flash frequency, not to hurt ... product delivery USB charging cable, DC-side diameter of 3.5MM. *Patent NO:ZL201130031832.7 Packing Details: ... 14kg*N.W:13kg Energy-saving led lamp with double light effect