WATERPROOF & DURABLE Our bluetooth tracker is not made with a waterproof coating, nor is it a combination assembly plastic. We use the compression molding process, which makes the product combine as a whole to achieve the highest IP68 waterproof and dustproof in its class; this process makes the product rugged and durable, together with the rechargeable continuation of the battery life, it can be used for a long time. REJECTION OF DISPOSABLE This item finder can be charged using the included charging clip. It can last up to six months on a full charge. No need to replace the entire card or buy a new one, charge as you go!Reduce waste pollution and support ecological conservation. SEEKING NEARBY Bluetooth 5.0 ensures that the card has plenty of connectivity range with your phone, and the Find My APP allows you to directly manipulate the card to play sounds and flash indicators. The card produces a beeping sound of 80-100dB, enough for you to easily spot it indoors or outdoors!. FAR AWAY LOCATION Access to Apple Ecosystem and locate the tracker through Find My network. Once the SEINXON card has been added to the Find My App, it can upload its final location to Find My network from any nearby Apple device.Then you can check its exact location on your cell phone. RFID BLOCKING CARD Our item finder Card are capable of more than just location tracking! It is also equipped with RFID functionality.Protects credit cards & other Smart Cards. The card is lined with an electromagnetically opaque shield to block signals from high-tech pickpockets & unauthorized electronic scanning devices.