Shenzhen Yanshuoda Technology Co., Ltd. is a high-tech enterprise which integrates production, research and development and sales of LED power supply in 2010. The main products include LED waterproof IP67 power supply, IP20 LED power supply, Triac&0-10V dimming power supply. Master Power has 11 independent intellectual property rights patents, CE ROHS BIS UL ETL SAA CB GS IEC certification.