Product particulars Power: 100W(50W+50W)Voltage: DC30-32VCurrent: 1400-1500mA±5%Color: Cold White/Warm WhiteSize: 56*40mm(2*1)Light-emitting floor size: Diameter 31mm (1)Number of crystals: 220pcsCrystal name: Epistar chipLumens: 10000LMAluminum substrate thickness: 1 (0)Thermal conductivity of aluminum substrate: 2/(m·K)Application place: Flood light/SpotlightsConditions of use: radiator requiredChip temperature doesn't exceed 65℃