We are offering energy saving lamps, spiral esl seriesoperating voltage: 110 - 130v or 220 - 240vperformance frequency: 50hz or 60hzcolor temperature options: 2700k/6500kbase: e26/e27/b22lifespan: >8000hours. model wattage lumen size h1 size h2 size d tube dia. qty package size(w) (lm) (mm) (mm) (mm) (mm) pcs/ctn (mm) esl002-15 15 825 140 73 54 12 50 640*325*178esl002-18 18 990 148 73 54 12 50 640*325*178esl002-20 20 1100 156 73 54 12 50 640*325*178esl002-24 24 1320 161 73 54 12 50 640*325*188esl002-26 26 1430 165 73 54 12 50 640*325*188 lead time 30 days fob port shanghai minimum order 3, 000pcs sample available.