➤ Pack of 10, 2700K Soft white. 5.5 Watt, 400 Lumens. Dimmable. UL-listed, Energy star Certified. 40 Degrees Beam Angle..➤ GREAT SAVINGS WITH SAME BRIGHTNESS – Save up to 89% energy and your bill by replacing 50 Watt halogen bulb with our 5.5 Watt LED bulb. Same brightness but costs only 11% of your old light bulbs. Up to 25,000 Hours of lifespan enable the perfect lighting solution for at least 23 years (3 hours per day).➤ EXCELLENT COLOR CONSISTENCY& FLEXIBILITY – Dimmable. Daylight 5000K. Perfect fit for track lights and spotlights for living room, bathroom, bedrooms and hallways, depends on your personal preference. 85+ CRI (color rendering value) means colors remain true and natural, always..➤ EASE OF INSTALLATION& UNIVERSAL SCREW BASE ACROSS NORTH AMERICA - Standard MR16 model across North-America, GU10 screw base. Install these Bulbs into all GU10 screw base fixtures directly. Unlike fluorescent bulbs, these bulbs are free of buzz, flickering, UV and mercury..➤ WORLD CLASS QUALITY - We conducted 100% full inspection ? No defected LED bulbs will be delivered to you. Great value, top quality, excellent performance but costs less than other Brands. All of the Mastery Mart’s Led bulb are Energy Star certified and UL listed. REFUND MONEY FREELY with no questions if our LED light Bulbs does not satisfy you.