Extremely Long Life: Lasts up to 30000 hours work life, reduces re-lamp frequency. The bulb will last over 20 years (based on 4 hours of use each day)Easy to Install Bulbs: Standard GU10 fittings, Can be easily fitted to replace ordinary halogen spot lightbulbsWide Application LED bulb: Standard GU10 Base easy to fit all GU10 base light fixture. Suitable for interior lighting, such as chandelier, pendant lights, ceiling fan light, wall sconce, desk lamps etc. Excellent warm white for living room, dining room, office and restaurantDelivery Quantity: 4pcs,Size: 5*5*5.3cmcolor: White1. Package content: only the above package content, excluding other products.2. Tips: The size is measured manually, please allow 1-2 cm measurement error3. Due to different displays and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.