AttaBoy A60 4W LED Filament Bulb, Nostalgic Edison Style, To Replace 40w Incandescent Bulb, Non-dimmable, 3000K, E26 Base for Office, Home, Restaurant and Hotel Decor(4 Watts) 4W LED Filament replacement for 40w incandescent. Save 87% on electric bills while producing 400 lumens of light. Average life 30,000 hours effectively reduces frequency of changing light bulbs. 360 light pattern, similar look and feel to incandescent light. Durable glass, plastic and aluminium construction, non-dimmable. 2 years warranty to guarantee the product quality.