A vacuum cup design for the Hangzhou based brand KissKissFish. A sensor at the bottom of the cap capture the temperature inside and shows it on the screen on top of the cap through an action of turning the cup upside down for 2 seconds.

​

这款保温杯是为吻吻鱼所设计的。杯盖底部装有温度探测器，翻转杯体两秒后，杯盖上的显示器会显示杯内温度，解决喝热水烫嘴的问题。