CLEARANCE ECOBulb 11W equivalent to 50W (watt), 120V (volt) CFL (compact fluorescent) flood bulb/lamp with GU10 twist-lock base, instant start (several seconds to full brightness). Replacement for track and recessed lighting, etc. Save $47 on energy cost over lifetime of ECObulb. Average bulb life 10,000 hours, R16 bulb shape, 360 lumens, uses only 11 watts, not dimmable, no cover glass, color temperature 3500K, MOL (length) 3.13". Manufacturer warranty 2 years. Feit Electric high quality certified manufacturer. Replacement cross-reference: R16 track light bulb Lighting Facts not available, manufactured prior to regulation change. Availability: gone when listing sells out; there is a second listing for case boxes ID 232724219845 -------------------------- Top edge of package is melted shut at factory on this packaging, which makes any opened packages not returnable. Please contact us with any questions prior to ordering. Items are stored in a temperature controlled, smoke free warehouse. Ships with packing list that shows pricing. Handling Time is same business day if before carrier pickup, cut-off time is 2:00pm CST, however, it is possible orders after cut-off ship same day depending on what time carrier pickup occurs. All orders receive a tracking code and ship from Illinois. Same day shipping is a best effort, not guaranteed, due to carriers sometimes arriving unusually early for pickup, we have no control over shipping carrier operations. Situations easily fixable by contacting us for help... 1) Shipping damage; contact us with photo(s) of the damage, then we can work on resolving the situation. 2) Order pulled wrong; contact us with the UPC or part number of what you did receive. 3) Defectives are very rare and handled as warranty by manufacturer, supplier or seller. 4) New items are typically warranted by the manufacturer or supplier, often contact information is on the packaging or user’s manual.