Sold as 1 Each. Incandescent bulb is used in many household appliances such as microwaves, refrigerators, and ovens. Initial lumens - nominal: 415lm. Rugged filament that resists vibration. Light bulb wattage: 40W. Bulb dimensions: 5.75'H x 1.87'Dia. Safety Data Sheet. Bulb in A15 shape and E26 (medium) base. 2700K clear-light appearance. Bulb lifetime lasts up to 1500 hours. Bulbs are specifically designed to withstand high or low temperatures.