New in the factory box, opened to verify product. Product works. 

Smartshow Smart Temperature Control Ceramic Mug,Warmer for Home/Office/Coffee/Tea/Milk/Juice,Best Gift Idea,Remote Interaction,Touch Tech&LED Display, Black

• Efficient and Durable Battery: Powerful battery can keep your drink stay at your favorite temperature for 2 to 8 hours after a single charge.
• Personalized Presets: You can set your temperature (95°F-149°F) of different drinks and select them with one click. At the same time, you can choose the color of the light, receive or send notifications and etc.
• Auto Sleep & Wake: The smart mug goes into sleep mode when it is empty, and wakes up when it senses liquid or movement. You don’t need to unplug its charger.
• Remote Controlled: You can also make your personalized settings through the APP while selecting the temperature through the handle button. Available for Android and iOS.