Zhognshan Sunhigh Electronic established in 1999 as a security products manufacturer. In the past 17 years, Sunhigh has gained high reputation in the industry. In 2014, Sunhigh expanded its production line to LED bulb. With the features of energy saving and environmental, LED lighting has been widely used in household and public. In various of LED products, Sunghigh only focuses on dimmable emergency LED bulbs. In two year researching and improving, Sunhigh HZ-B160UD has been the most stable dimmable emergency LED bulb in the same field.Both OEM and ODM services are available in our company. Welcome to contact us for more detail.