Dimmable LED Bulb is a sort of LED bulb which consisits of aluminum housing and PC or glass cover with heat-resistant, corrosion-resistant, impact-resistant and anti -aging. Its light output can be adjusted to allow people fit in with working environment immediately. Dimmable LED Bulb' light dimming level can be adjusted through the dial to meet the need required by surroundings or users, such as cloud cover, users'eye condition etc. Besides, Dimmable LED Bulb have advantages such as energy saving, constant and even light output, non-halation, easy installation, high shock/vibration resistant, solid-state design, no ultraviolet or infrared emission, reduces light pollution and high CRI of 80. It is usually used in house such as commercial places, public, furniture, hotels, stores, shop windows, casino etc.