Tech Tools Heated Smart Travel Mug with Temperature Control 12V [amazon.com]
$19.85 plus Free Shipping for Prime Members or with orders over $25.
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16 oz. stainless steel coffee Travel Mug 12V, intended to keep your beverage warm at your desired temperature, Stainless Steel and Leak Proof
This heated travel mug features temperature control to heat your liquid to temperatures between 85 and 160 degrees Fahrenheit
Alerts user when ideal preset temperature is reached
Monitors temperature of liquid, displaying status on the LED indicator
12V Auto adapter included / For Auto use only