B-right 7W MR16 LED Spotlight Bulbs, 5000K Cool White, 55W Halogen Equivalent, 540 Lumen, 24 Degree Beam Angle, MR16 COB LED Recessed Lighting Non-Dimmable bulb with a high power COB led chip, GU5.3 standard base Hole size: 50mm/2-inch, Height:70mm/2.8-inch. Please check the size if suitable for your purpose before ordering. Over 30,000 hours long lifetime, reducing maintenance cost by reducing re-lamp frequency Low 12volt lighting product, safe work voltage for human being and generate less heat than traditional light bulbs Use for office, exhibition, home, hotels, museums, restaurants, retail shops