You can customize up to four ring tones for this tile slim that fits in your wallet. It is the thickness of two credit cards and is trackable through the tile app at just 9.3g weight!

Specifications:
Dimensions: 54mm x 54mm x 2.4mm
Sound: 82 decibel melody
Water resistant: Up to IP57 standards
Battery life: One year from shipment 

Click To Customize