23W,LUM>65lm/w life time:10000hours color:daylight,warmlight,etc. half spiral,full spiral,T2-T5 different ourside diameter 1)Half spiral tube;23W2)110-130V/220-240V3)LUM>65lm/w4)life time:10000hours5)color:2700K,4200K,6500K6)Ra:82;7)pure tri-phospher8)Tube diameter: T2,T3,T4,T59)different ourside diameter from 38mm-68mm CFL GLASS TUBE