| 摘要 |
<p>Disclosed is a personal attack alarm adapted to be activated by a user, when the user wishes to summon help, comprising: a portable unit adapted to be worn by the user; where the portable unit is adapted to transmit a signal to a receiver of the alarm, when the user activates the alarm, and where the signal is transmitted by means of a telecommunications network; wherein the user activates the alarm by urinating, and where the portable unit comprises a wetness sensor and a transmitter, and where the wetness sensor is adapted to be arranged to be hit by and to detect the user's urine.</p> |
