| 摘要 |
<p>The wristlet (8) has a luminous and flashing device, and an LED (6) supplied with power by a set of electric cells (5) connected on a printed circuit board (2), where the LED, electric cells and the printed circuit board are housed in a case (1). The case is held by the flexible wristlet, which encircles a wrist of a user. The electric cells supply power to the printed circuit board, and are connected to a position detector comprising a tilter and an angular displacement unit.</p> |
