Fluorescent white metal under cabinet light. Includes switch, mounting hardware, and white acrylic diffuser. Uses (1) T8 bulb, included. Bulb life: 10,000 hours. UL (Underwriter's Laboratories) listed. No. G9318P-T8-WH-I: Dimensions: 4 In. W. x 18 In. L. x 1.375 In. D, Bulb Type: F15T8, Installation: Plug-In, Color: White, Wattage: 15W, Voltage: 120V, Color Temperature: 3500K, Material: Metal, UL Listed: Yes, Energy Star Rated: Yes, Pkg Qty: 1, Package Type: Clamshell No. UC1045-WH1-18T81-G: Dimensions: 4 In. W. x 18 In. L. x 1.375 In. D, Bulb Type: F15T8, Installation: Direct Wire, Color: White, Wattage: 15W, Voltage: 120V, Color Temperature: 3000K, Material: Metal, UL Listed: Yes, Energy Star Rated: Yes, Pkg Qty: 1, Package Type: Box No. G9124P-T8-WH-I: Dimensions: 4 In. W. x 24 In. L. x 1.375 In. D., Bulb Type: F18T8, Installation: Plug-In, Color: White, Wattage: 18W, Voltage: 120V, Color Temperature: 3000K, Material: Metal, UL Listed: Yes, Energy Star Rated: Yes, Pkg Qty: 1, Package Type: Box No. G9124D-T8-WHI: Dimensions: 4 In. W. x 24 In. L. x 1.375 In. D., Bulb Type: F18T8, Installation: Direct Wire, Color: White, Wattage: 18W, Voltage: 120V, Color Temperature: 3000K, Material: Metal, UL Listed: Yes, Energy Star Rated: Yes, Pkg Qty: 1, Package Type: Box