Long lifespan: The ceramic heat lamp is designed for standard E26 lamp sockets and is easy to install, with a lifespan of up to 10,000 hours. Emits no light: The lamp emits no visible light that could disturb your pets' sleep cycle. Specification: Voltage: AC 110-120 V; Power: 150 W; Material: ceramic, metal, NiCrAl; To avoid burns, wait at least 1 hour for the lamp to cool down after it has been turned off. Perfect 24/7 heat sources: Ideal for reptile and amphibian terrariums, chicken incubators. Note: The surface temperature of the ceramic lamp is usually high, keep a suitable distance from flammable materials and pets to avoid serious consequences. The ceramic heat lamp is fired with a high-temperature glaze, so there will be small cracks on the surface, which does not affect use. Buy and use with confidence. (It is recommended to use it with a burn protection net to prevent burns)