U Type Energy Saving lamp/CFL/ESL:
Base:E27/B22/E40
Light effciency:60Lm/watt
Ra>80
Diameter of tube:7mm~17mm
Features:
Optional color temperature:2700K/6400K
Equal luminous flux radiated with 20% power used by incandescent lamp
Good color rendering property and comfortable rays.
Adopts tri-color phosphor powder produces high and bright illumination effect.
Wattage range and life time can work under your request.