1. Nice Christmas Gift: you will receive a package that includes 2 stirring mug of 2 different colors with a capacity of 400 ml/ 13.5 oz, and they are beautifully packaged, each cup is individually packaged and comes with its own USB charging cable to avoid damage during transportation, this useful coffee mug combo allow you to give to your family as a Christmas present or birthday gift 2. Warm reminder: please make sure the product is dry before use, the magnet in the cup is located in the center of the bottom of the cup, and the cup has sufficient power 3. Easy to use: our mug is designed to be charged via USB cable, just connect the mug's USB port to charge; You just need to put the coffee powder and water into the automatic stirring cup, press the switch at the handle, the liquid inside will automatically stir, so you can easily get a cup of fragrant coffee, which is easy for you to operate 4. Practical Removable Design: the bottom of the spinning home office travel self-stirring cup can be quickly removed and put back in for easy cleaning, but do not use the dishwasher or clean it with complete immersion and do not allow water to enter the handle to prevent the cup from leaking electricity and becoming unusable, no leak and stirring, making it to drink