Black Reptile Ceramic Heat Emitter Lamp,110v-120v 75W Watt for Snake Tortoise Lizard Frog Bird Dog Cat Solid ceramic element, Perfect for wet environment Thermal radiation source produce a kind of similar to natural sunlight radiation, 99% thermal efficiency. Frosted material through two firing, long service life 75 watt heat lamp flat designs more heat efficient and longer lasting Material: Ceramic, Metal Diameter of heating surface: 3.46 inches length:4.33 inches Voltage: AC 110V-120V; Power: 75w;