Mini spiral T2 medium base CFL (compact fluorescent) light bulb. Ideal for a wide variety of general lighting applications. Self-ballasted uses 75% less energy than equivalent incandescent lamps. Instant on and 82 CRI (color rendering index). No. S6235: Equivalent Incandescent Wattage: 60W Equivalent, Light Color: Warm White, Base Type: Medium, Bulb Shape: T2 Spiral, Wattage: 13W, Use: General Purpose, Lumens: 900 Lm., Color Temperature: 2700K, Voltage: 120V, Life of Product: 12,000 Hrs., Dimmable: No, Maximum Overall Length (MOL): 4.13 In., Energy Star Rated: Yes, Pkg Qty: 4, Package Type: Box No. S6271: Equivalent Incandescent Wattage: 75W Equivalent, Light Color: Warm White, Base Type: Medium, Bulb Shape: T2 Spiral, Wattage: 18W, Use: General Purpose, Lumens: 1140 Lm., Color Temperature: 2700K, Voltage: 120V, Life of Product: 12,000 Hrs., Dimmable: No, Maximum Overall Length (MOL): 4.53 In., Energy Star Rated: Yes, Pkg Qty: 3, Package Type: Box No. S6274: Equivalent Incandescent Wattage: 100W Equivalent, Light Color: Warm White, Base Type: Medium, Bulb Shape: T2 Spiral, Wattage: 23W, Use: General Purpose, Lumens: 1600 Lm., Color Temperature: 2700K, Voltage: 120V, Life of Product: 12,000 Hrs., Dimmable: No, Maximum Overall Length (MOL): 4.88 In., Energy Star Rated: Yes, Pkg Qty: 3, Package Type: Box