The Smart Bottle + Breastmilk Warmer is the only milk warmer with Smart Bluetooth Control and PerfectWarm Precision Warming Technology, featuring 2 warming modes to safely & evenly warm breastmilk and formula. Now available in fashionable Charcoal color. Steady Warm Mode uses a warm water bath to safely warm or defrost breastmilk to preserve its nutrients unlike other bottle warmers that only use steam heat which destroys breastmilk proteins. Quick Warm Mode uses steam heat to rapidly warm formula and baby food. Perfect for combo feeders or warming bottles bedside. Use the FREE Baby Brezza app to operate the digital warmer and get alerts when your bottle is done so you don't have to babysit your warmer. This premium electric warmer also warms more precisely than other bottle warmers – just select your settings, then the deluxe milk warmer chooses the proper warming time, and shuts off automatically when finished. Features universal compatibility; fits virtually all types/sizes of bottles including glass, plastic and silicone bottles, milk storage bags and baby food jars. 1 year limited warranty (not valid if shipped or used outside the US).