Perfect 24h heat source: heat bulb does not emit any visually detectable light, would not disturb pets sleep. 150W, E26 lamp base. Material: ceramic, NiCrAl. To avoid scald, please wait at least 1 hour to cool down after turning off the bulb. Multifunctional clamp light: scratch-resistant sleeves covered clamp would not leave marks on your surfaces, 360° adjustment and 8.5inch aluminum reflector can focus light where you need. Volt: 120V, Watt: 150W (E26). have convenient on/off button. Multifunction: great for reptile and amphibian terrariums, incubating poultry heater Temperature range: digital thermostat provides temperature control between 40-108℉, temperature display range: 32-140°F. Support Celsius or Fahrenheit readout. Volt: 120V 60Hz; Max Loading: 8A 1000W. Do not immerse controller or probe into water. Package include: 1-pack 150W ceramic heat bulb, 1-pack digital thermostat (easy plug-in operation with LED illuminated indicator lights and three-prong grounded plug), 1-pack clamp light with 8.5 inch reflector, 1-pack thermometer. Item weight: 2.89 pounds Included components: Hub