Lasts 1-1/2 years. See back panel for details. Light output: 300 lumens. Energy Used: 40 watts. Life: 2000 hours. To save energy costs, find the bulbs with the light output you need, then choose the one with the lowest watts. Long life flame. Ideal for chandeliers, post lights and other decorative light fixtures. Provides soft pleasant light. Last 1-1/2 years (Lasts 1-1/2 years based on 3 hours average usage per day/7 days per week). Medium base, F15 shape. Select the right DuraMax bulb for your home lighting needs. Flame Shapes: table/floor lamps; wall sconce; chandelier; outdoor post lights. Questions or comments: 1-800-555-0050. www.lighting.philips.com/nam. Made in the Philippines.