1,100%tri-phosphor. 2,high efficiency. 3,Ra>80. 4,long lifetime>8000hrs. 5,color temperature:2700-6400K.

4U electronic cfl lamp tube:

(1)Up to 95% energy saving.

(2)10 times the lamp life of standard incandescent lamp.

(3)Excellent color rendering ,excellent light distribution.

(4)Flicker free instant start.

(5)Universal burning position.

20W 4U CFL tube