High Lumen MR16 GU10 E27 LED Spot Light 1W 3W 5W Features: Energy-saving, No blinking. Life span: Up to 50000hours Warranty: 2years. Long life span Specifications: Model: ML20-12SD4W LED Q'ty: 4PCS Power: 4W Chips: Epistar, CREE, semi-conductor Lumens: 190lm Material: Aluminun with optical lens Lamp holder: E27/E26/MR16/GU10 Coler temp: Warm white: 3000-3500K, pure white: 6000-6500K Input Voltage: AC85-285V Applicated to the partial lighting of exhibitional hall, museum, galleries. Offices Also widely used in the lighting of shopping mall and cabinet of bars, for jewellleries, omaments and clothes