More Optical Choices: 
1. Powers: 5w,7w,9w,11w,13w,15w
2. Base: E27,B22
3. Drivers: constant current output; wide voltage range
4. Colortemtures: 
   2800~3200K :Warm White
   6000~6500K : Pure White
   6000~6500K : Daylight
5. Packings: 
       White box   qty 500pcs below
       Color box    qty 500pcs above
6. Payment terms: T/T
7. Shipping terms: By sea,by air, by express
8. Trade terms: EXW,FOB,FCA,CIF,etc

Product features:

1. Isolated Driver, Non-isolated driver available.

2. Operating temperature: -40 to +50 degree Celsius

3. Long lifespan: 50000h

4.Low power consumption

5.Lower heating during operation

6. Lumen decay: 3 within 1000 hours. Then Lumens be stable.

7.  no mercury, enviromental protection