warmble pebble shape electric handwarmer
by seong cheon from korea
designer's own words:
Warmble is an electric portable handwarmer that is motivated by a pebble.
Unlike previous button type handwarmers, Warmble is designed to be operated by turning the upper section on a pivot. Because it remains comfortable uses and an esthetic form.
Also, this clear form like a pebble has USB port inside.
This clear form of Warmble is not only an esthetic element, but also for preventing malfunction.
Concept view
How to use Warmble
Hidden USB Port
Charge notification lamp