With double-wall stainless steel construction, the Hamilton Beach Digital Temperature-Control Double-Wall Kettle keeps water warm 2x longer after it shuts off. The kettle holds 1.7 liters (7 cups) of water and is made to provide years of long-lasting performance. The kettle makes it easy to heat water to the right temperature whether you're boiling water for instant noodles or making your favorite hot beverage. It has a large display that's easy to view, digital controls and 5 temperature presets for green tea, white tea, oolong tea, French press or black tea/boil. The kettle's gunmetal exterior is made of durable stainless steel and the interior is made of BPA-free, food-grade stainless steel. For peace of mind, the electric kettle comes equipped with automatic shutoff and boil-dry protection. The kettle has 1500-Watt for ultra-fast heating. Make yourself a quick, hot cup of tea or coffee anytime without the long wait. The kettle automatically switches to the Keep Warm function after reaching the selected temperature. The Keep Warm function maintains the water's temperature for 30-minutes until you remove the kettle from the base. You can restart the kettle on the desired temperature setting to reactivate the Keep Warm function.