saveing 80% electricity 100% USA made LED 5.5w led bulb lumens'480lm CE,PSE,UL,ROSH Short delivery time LED BulbsSpcification:1 Ultralow power, ultralow cost: low power consumption, regular features of life in maintenance costs savings have absolute advantage. 2, superior ability to adapt to the environment: indoor, outdoor in -40 °C -65 °C, humidity ≤ 65% can be normal safe operation. 3, durable ...