1.  Power Consumption:  20W 
2.  12pcs high efficiency LEDs; 
3.  Rated Luminous Flux: 1600lm; 
4.  Viewing Angle: 25 degree; 
5.  Color Temperature: 5500K; 
6.  Central Light Intensity: 4300cd; 
7.  Color Render Index:   ＞70; 
8.  Work Temperature: -20℃ ~ +50℃.