Ember Temperature Control Smart Mug 2 sells on Amazon. I think the price is very good. Please read some of the reviews and see people thought of the product.**If you’re not sure whether to buy, add to cart, and you can come back to it later!**

• Ember Coffee Mug with Longer Lasting Battery: Our updated smart coffee mug’s extended battery life keeps your drink at your preferred temperature (between 120°F – 145°F) for up to 80 minutes on a full charge or all day on its redesigned charging coaster
• Smart With or Without App: Pair this temperature control mug with the Ember app to set the temperature, customize presets and more; Our self-heating coffee mug is also functional without the app and remembers your last-used temperature (135°F out of box)
• Auto Sleep: Our heated coffee mug intelligently senses when to turn on and off; The mug enters sleep mode when empty or after 2 hours of inactivity; Ember wakes up when it senses movement or liquid
• Hand Wash Only: An updated scratch-resistant coating is safe to hand wash; Ember Mug 2 is IPX7 rated and fully submersible up to 1 meter deep
• Perfect Gift for a Life Well Sipped: Whether self-gifted or given to another, there’s no better way to share warmth than a favorite drink at just the right temperature every time