【Patented Heating Tech】With a patented heating technology, it can heat without coaster. When no water, the mug will automatically stop heating for safety. This Warmer smart coffee thermos mug works with 4000Ah high-capacity polymer lithium battery, LEGARDLILIU Rechargeable smart mug can last 5-10 hours, It can keep the drink warm all day long when on the charging coaster, The heating temperature range is 86-149℉. Keep Your Coffee Temperature Constant, keeps your coffee hot for hours.

【Manual and App-Controlled】LEGARDLILIU Rechargeable Temperature Control Smart Mug has an on/off time preset function on APP. This self warming coffee mug has two methods of temperature control for you to choose from.You can adjust the temperature directly through the touch button on the smart coffee mug and the LEGARDLILIU APP on your phone.The included sliding lid also brings you more convenience. You can drink hot coffee anytime, anywhere.

【Humanized Design】We are motivated to create and manufacture well-designed and top quality products. Temperature Control Mug has a net capacity of 18oz, it is made of food grade stainless steel and inner wall of ceramic mug, elegant ceramic matte finish covers the durable. The inner wall of the cup will never be scratched, never peel off. Safe to hand wash, you can wash your cup easier by hand. we increased the waterproof rating of the mug to IPX6, safe and reliable.

【2-IN-1 function AI Chip Smart Mug】AI chip smart identification and detection of devices. Just plug the adapter into the socket and put the cup in, the coffee heater will work, place the phone and automatically switch to charging mode. Temperature Control Smart Mug keep your coffee, tea, hot chocolate, chai, cider, mulled wine and other beverages at the perfect temperature! Take this innovative heated coffee mug with you in your car, office, errands or anywhere else you decide to go.

【The Ultimate Gift for Coffee Lovers】Coffee mugs are suitable for home, office, lounge, bar, restaurant and many other occasions. Give this temperature-controlled heated coffee mug to a loved one, friend, or family member as the perfect Mother's Day, Father's Day, Christmas, Birthday, Anniversary, or bachelor/bachelor party gift! It's a must-have for any camper, coffee lover, RV enthusiast, traveler, working professional or anyone looking for an electric mug.