- Remind losing or theft <br />- Environment friendly、 without radiation <br />- search function <br />- Ring + vibration <br />- Sleek、 compact、 easy to carry <br />- User can freely safe distance within a wide rage(0-25m、 vary with the objects to be protected                                                                                                                                 Dimensions: 2.36 in x 1.46 in x 0.63 in<br />Weight: 1.98 oz