... : 144*144*76 mm3 l. Aluminum housing for excellent thermal management and lumen maintenance Technical parameter:Part NumberEmitting ColorInput VoltageWattageWaterproof ... stable circuit design.f. Brightness degradation: less than 3% for white light.g. No UV, No IR radiation, ... ” will solve it by repair, substitute accessories or replacement for your option. Upon exceeding the promised time, there will ...