Enery Saving Lamp Tri-Color PBT socket with fire retarded property 8,000h ... : 2U, 3U, 4U, half spiral and full spiral5. Optional color temp.: 2700K, 4200K, 6400K6. Optional lamp base: E14, E27, E40 and B227 ... (W)Luminous Flux(lm)Length(mm) Broad(mm)Lifetime(h) Lamp base Volt(V) CRI(Ra) Qut(pcs) YPZ220-5(B ... based on customer's requirement.Warranty 2 year Energy Saving Lamp