The Brentwood CMB-16B Stainless Steel 16oz 12 Volt Heated Travel Mug heats up fast and keeps liquids hot while plugged in. Conveniently take coffee and tea on the go with the built-in handle and included travel lid. Contents stay hot even when unplugged thanks to stainless steel double wall vacuum insulation.Item Dimensions - 4.25" x 4.25" x 9.50"Item Weight - 0.81lbs