| 摘要 |
<p>Provided is a walking assistance device comprising a tilt sensor for detecting a degree of inclination and outputting a detection signal when being tilted at a predetermined angle or more, an adaptor for outputting a warning signal if output of a first sensed signal is maintained for a predetermined time or more and a transmitter for transmitting the warning signal. A receiver receives the warning signal from the transmitter and a communication unit transmits the warning signal to contact information registered.</p> |
