These are long lifespan light bulbs. Model number: PLT-26W 865 26 rated wattage GX24q-3: multi pin connecting base: it's a triple-tube bulb. Spacing between the pins is 24mm Q: This base is a quad pin with 4 pins DW: Daylight white color 6500K. Kelvin Temperature - the color of the light1800 Lumens - brightness of the light. Tip: You need to match the shape/size, wattage and voltage of a bulb. Color can always be chosen by what you like. More details: Manufacturer: Circle Lighting Pack of 10 bulbs CFL: uses less electricity than incandescent bulbs. Average Rated Life per bulb 12,000 Max overall length: 6". (W) 1.88 (H) 5.15 (L) 1.88 120-volt fixtures. Plug-In Light Bulbs Replacements for: Sylvania CF26DT/E/IN/865. GE F26TBX/SPX65/A/4P. Philips 268265 PL-T 26W/65/4P/ALTO and more. Where is this tubular bulb usually found? Typical in the kitchen to brighten up a large area.