The redesigned LED Bright Stik is a sleek and contemporary take on design offering a direct retrofit for an incandescent or CFL, yet taking up less space on the shelf!. Just 37mm in diameter each cylindrical LED in this pack of 3 features a Warm White colour temperature and Bayonet Cap base. Boasting a 15 year lamp life (based on 2.7 hours usage per day), 100,000 switching cycles and no mercury content it is a low cost, environmentally friendly solution for many applications.