Lemonbest Super Bright Dimmable 12W COB LED GU10 Flood Lamp Downlight Cool White 6500K 60 Degree Beam Angle GU10 LED Bulb Cool white(6300-7000K); Input voltage:100V~145V; Dimmable 12W GU10 LED Spotlight with a high power COB led chip Low light decline with high brightness; High energy efficiency & spaced edge for heat sink No UV or IR Radiation; 48 hours aging time; over 50,000 hours lifespan guaranteed Ideal for office, exhibition, home, indoor use All the led SMD bulbs are built in surge protection and internally fused, 100% safety to use.