Circulon Infinite Portable Tabletop Induction Cooker Exceptionally energy efficient. 90% of the energy goes directly to the pan, compared to only 55% for gas and electric ranges. Water boils nearly twice as fast as gas or electric ranges. The Infinite Circulon Portable Induction Burner features nine preset power levels from a low simmer to high. It also features seven preset cooking temperatures from 150 degrees F to 430 degrees F allowing you to maintain a constant cooking temperature. A timer allows you to set the exact cooking time you need for up to 10 hours making this unit great for slow cooking An easy to operate control panel conveniently slides out for operating and slides back in for easy storage. The glossy flat surface wipes clean with a soft, damp cloth. Uses standard household electricity. Just plug it in to your outlet and you're ready to go. One year warranty.