... :2700K-6500KB, 26W E27 FULL SPIRAL ESL 50-60HZ 1.High Luminous efficacy by using tri- ... daylight4.Average lifespan :8000Hours5.80% energy saving6.Optional Base :E14,B15,E27,E26,B227.Plastic housing : PP ... instant start C, 26W E27 FULL SPIRAL ESL 50-60HZ APPS:( House,Office,Restaurant,Classroom,Workshop,Factory ... BOX,FOAM,BLISTER...)E, 26W E27 FULL SPIRAL ESL 50-60HZ CERTIFICATE ( ISO 9001, CE, ROHS.) 26W ...