The Visther 40 Watt Oven Light Bulbs are designed to withstand high temperatures up to 300°C (572°F), making them perfect replacements for ovens, refrigerators, and microwaves. These dimmable bulbs have a G45 shape with an E26 medium base, and emit a warm white light at 2700K. The 4-pack ensures you have spares on hand when needed. With a voltage range of 110 to 130 volts, these bulbs are compatible with most household appliances. Their long-lasting technology provides energy efficiency and consistent illumination, allowing you to see clearly inside your appliances. Whether you're baking, cooking, or just need better visibility, these high-temperature light bulbs offer reliable performance and peace of mind.