Teddy Tag Bluetooth Smart Child Locator! Our most advanced system for use with Iphone and Android smart phones via free downloadable app. Tiny, reliable, water resistant, rechargeable, AWESOME. Prevents a child from wandering via bluetooth by alerting the partents phone whenever the child wanders beyond a distance that is pre set by the parent. You can also press the button on your phone to sound the 90 Decibel alarm on the childs little teddy bear to find the child as often as you wish! The child can also press the button on the Teddy Tag to alert your phone at any time.