The main feature of this product is its unique and original appearance.Its entire bulb shape is used for radiation,similar to the traditioonal incandescent lamp.Features of this procucts include a special heat releasing desigh,security,long life and environmental protection.With a large irradiation area,well-proportioned luminanace,and close to natural light,this lamp is ideal for replacing incandescent lamp.Moreover,the product causes no discomfort(sore eye,etc)for people who are working under this lamp.