The FIVEAGE 75W Reptile Night Heat Bulb is a powerful source of infrared heat emissions that can increase the overall air temperature in your terrarium by up to 40 degrees Fahrenheit. This bulb is perfect for use with standard US sockets and will fit most reptiles and amphibians. With a wattage of 75 watts, this bulb is rated at 75 watts or higher. The bulb base is E26 and the voltage is 110 volts.