Color Temperature:White = cool white (4500-6500k) warm white = warm white (2500-3500k)Specification: [Name] led spotlight [Led source] 3 * 1WSize: 50 mm (Diameter) * 60 mm (height) The Working voltage: 110 v / 220 v [Color Temperature] Warm White， Cool White [Material] Magnesium Alloy Housing (Best Heat Dissipation) (CRI) 80 ra [Chip brand] Epistar Material: Precision made of aircraft aluminum Life time: 50000 hours Package Content:GU10 LED High Bulbs X 5Features:Ultra-bright LED spot light.Safe and efficient.Best energy saving， low heat and lower power consumption.Long service life， high luminous efficiency.Great reducing carbon emission， environmentally friendly.Solid state， shockproof.Durable aeronautic aluminum alloy.Spotlight， no VU and IR radiation.Does not contain lead， mercury and other pollution elements.