I have reported about the product called Tile to keep track of your belongings. I found another one that basically does the same thing and is called "StockR TrackR" and you find the info at http://www.stickrtrackr.com
シェア
SanDiegoTown & LosAngelesTown 
佐藤淳一（朝活習慣化キャリアコーチ） 
田仲なお美 
ロッキーおしょう 
SETSUKO 
Seattle Execs. 
bokushi 
ClockLink 
Junya Suzuki 
コーチ探せる 
中村祐美子