| 摘要 |
The present invention relates to an apparatus for preventing the loss of an article, the apparatus comprising: a fixed main signal transmission device; a signal transmission device; and a signal reception device, the devices being supplied with power from a battery, wherein the fixed main signal transmission device can be used by being separately kept in an indoor fixed place in order to search for the signal transmission device, and the signal reception device enables an article having the signal reception device adhered thereto to be easily found. Also, the apparatus has an additional function unit which can be coupled with the signal transmission device, thereby further enhancing the function of a conventional signal transmission device. |
