Thync.it KeyChain allows to identify lost keys and bring them back home.
Finder can scan the Thync.it QR-Code with the smartphone and get instructions how to return the keys.
For safety reasons, your address or location will not be displayed.
Finder can contact you by E-Mail or leave text message.
Additionally, finder can send the lost keys to nearest DynaTag office. DynaTag will identify the owner and forward the keys.