YUFENG 400ml Double Insulated Self Stirring Mug Electric Coffee Cup (BLACK) EVERY DRINK - It is great for tea, coffee, hot chocolate, soups, milk tea etc. Exquisite stainless steel + food grade PC double insulated design, safe and can keep your drink warm for a long time. KEEP MIXED - Mute mixing impeller and sealed mug cover, no need to worry about liquid splashing. SIMPLE USE - No spoon any more, simply press the STIR button and the hard work has been done for you. GREAT PRESENT - Perfect for home use, office, travel or great Thanksgiving Day gift for your friends or unique Women's Day souvenir for female employees. Get maximum results with minimum effort! FREE & FAST Shipping ! + 100% MONEY BACK GUARANTEE