Caring pen / Intelligent pen

Caring pen is an intelligent constant temperature product, which is aimed primarily at women. For instance, during female physiology period, they are unfit for cold drinks. However, they could not get warm drinks for busy work or other reasons. Giving love and care, this product could keep their water warm. At the same time,the bottom of the pen could be connected to PC as a USB drive and charge up. It could knock-up APP to download personal schedule to remind the user. The shape like pen is convenient to carry everywhere.