Starbucks Ember Temperature Controlled Travel Mug It is a temperature control mug that can be used on its own or with the app. The Ember app will notify you once your drink has reached your preferred temperature. Has some small minor blemishes & a slight tear on the back of packaging. Please anticipate some appearance of minor signs of scuffs, smudges, & etc. on the item due to being handled, but nothing major & hardly noticeable. I do my very best to accurately describe each item, pointing out any issues that I notice. Also please keep in mind that I' am not an expert & could miss something that is essential to you. Please read the description carefully, assess the photos, & ask any questions before purchasing. all sales, selling as-is. -Remotely adjust to your ideal temperature -Name your Travel Mug or give your Ceramic Mug a LED color -Choose and save your presets for different drinks -Switch between Celsius and Fahrenheit #Starbucks #Mug #Ember #Coffee #Travelmug