UNIVERSAL ELECTRIC CHAFER HEATER (UL APPROVED). THIS IS CONVENIENCE OF ELECTRIC HEAT. DESIGNED TO MAINTAIN THE PROPER SERVING TEMPERATURE WITHOUT THE NEED FOR OPEN FLAME. THE CHAFER HEATER IS SIZED TO FIT STANDARD FUEL CUP OPENINGS, AND THE SPRING-LOADED ELEMENT MAINTAINS FULL CONTACT WITH THE WATER PAN FOR EFFICIENT HEAT DISTRIBUTION. EACH UNIT COMES WITH AN INTERNAL AUTOMATIC RESETTING THERMOSTAT TO PREVENT OVER HEATING AND A SIX FOOT LONG GROUNDED CORD. 120 VOLTAGE, 160/275 WATTS. (THIS PRODUCT DOES NOT INCLUDE A CHAFER).