Sign up for
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
YOYO thermos bottle,as long as put the water into bottle, shake up and down, using electromagnetic induction principle,
Mechanical energy into electrical energy, so that the heater inside the bottle is working, when water heating is complete, the indicator from green to red.
Hot water is done
Hau Jiun Shiu,
LI CHIWN YU,