... friendly,safe,meet the RoHS LED CEILNG SPOT LAMP ø76.5*35.8mm SERIESModelPower(P)input voltage color temperatureluminous flux ... global R&D center, which has already broken through a series of challenging technological bottlenecks in LED application field, ... technical problems like brightness, heat dispersion, lumens depreciation, achieved a great many state-level inventive patents as well. has been ...