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Print Ring is a brand-new invention that uses a high-precision light sensor to locate the three-axis position of the Print Ring, and uses Bluetooth to return the signal so that the program on the device can sense its displacement distance and direction, the sum total The above functions achieve the effect of allowing Print Ring to draw or write at work with zero delay.
The completely sealed design of the Print Ring and the special charging method make the Print Ring completely waterproof, so there is no need to worry about washing your hands or removing it in rainy days.
National Taiwan University
of Science and Technology
Taipei City, Taiwan