Shenzhen Sheng Electronics Technology Co., Ltd. which is located in the photo electricity industry area --- Shenzhen China?The company has been devoting to the research and development of LED waterproofing actuation power source (AC-DC, DC-DC) products which involve the production, the sale and the service all the time; We brought in the highly effective LED waterproofing power sources introduction from overseas which are environmental protection with conserved energy chip working in high stability. The product is widely used in indoor and outdoor illumination, with the protection rank achieves IP68.