Our Eye Power LED Bulbs are designed and manufactured to replicate the Ottlite full spectrum lighting accurately. ONLY FOR USE WITH OTTLITE 20W LAMP: This replacement lightbulb is designed to fit only into specific OttLite 20W lamps. Please ensure this is the exact bulb needed for your OttLite lamp before purchasing. ADDITIONAL BULB SKUS: When searching for the proper replacement bulb, you can use the following SKUs: B34J32, B34J35-CA, B84J35, B84J33, SB20-M, SB20-M-FFP. These will be the same as this replacement bulb for your 20W lamp. Lighting Facts: Lumens: 1350 Power Consumption: 9w Colour Temperature: 6,000k Dimmable: NO Estimated Life Span: 50,000 Hours **For replacement of Self-Ballasted CFL Bulb Only **This Item is a Compatible item, not an Original Ottlite Product. **CFL Swirl Bulb in Photos for comparison purposes only, its not the actual item.