Virtual Showroom - Shanghai edition Exhibitors | Product Highlights | MY LIST RISHANG OPTOELECTRONICS CO., LTD. Country/Region: CHINA Hall No.: Hall E2 Stand No.: - ADD TO MY LIST More about this exhibitor Contact Exhibitor Visit website M943MA series LED module. M943MA:68*13*6.5mm, white shell, equipped with optical devices, injection serives, 12Vdc, constant voltage, LED module.