| 摘要 |
Subject: portable rectangular parallelepiped-shaped sealed water leak warning device. Constitution: the internal electronic board 30, the speakers 31, the Led 32, the 1,5 V-battery of the AAA type, the packing 29, the external sensors 22 covering the surface of the rectangular parallelepiped and having one at least notch 24 on each surface they run through, and the projections 11,12,18 formed outside said device independently of the functioning position of this last on a level surface. |
