Feit Elictric BPQ60A/W Halogen Quartz Light BulbsEvery light bulb that we manufacture is produced to the highest specifications in the industry. Fully equipped testing laboratories at the factory and distribution centers assure consistent quality. Every lamp is tested after production and before packaging.Feit Elictric BPQ60A/W Halogen Quartz Light Bulbs Features:; Use anywhere standard bulb is needed; Can be used in any position; Can be used with a dimmer; 120 volt; Average life: 3000 hours; Soft white; Carded