[WATER-RESISTANT AND WITH A REPLACEBLE BATTEREY]: Siindoo tas is with its water-resistant coating( IP65 rated), it is safe even if it's left in the rain. And it comes with a replaceable CR2032 battery that lasts up to a year. When the battery is runnig low, Siindoo tag will notify you to replace the battery [EASY PAIRING]: Siindoo Luggage tag has a very easy pairing method: Open Find My App and Bluetooth, tap "Items" and then "Add Item", Select " Other Supported Item" and follow the in-app instruction to complete pairing.(Note: Only compatible with iOS devices, not Android) [LIGHTWEIGHT&COMPACT KEY FINDER]: Our Siindoo key L*W*H(33.4 x 31.4 x 8.9mm), Comes with a key chain, you could attach the air tag strap to the valuables, car, official bag, child's schoolbag, elderly, pet collars liner bags. Easily swap and change wherever you attach your pet to the things you would like to be tracked. [WIDELY USED&PERFECT GIFTS]: Our Siindoo key finder is widely used for Luggage, Key chain, Suitcase, Bags and More, and this key is a perfect gift for Christmas, Birthday, Thanksgiving Day, and any other festivals. Also, we are dedicated to providing high-quality products and impeccable customer services for you, if you have any questions when you use or before you buy, please feel free to contact us.<br><br>[FIND NEARBY AND FAR AWAY] Up to 50m Bluetooth range, ultra-long distance . You can use the Find My app to find your lost items when Siindoo tag is in range, or just ask Siri for help. Built-in speaker(loud sound, 80-100 dB) plays beep sound to help you find your things. When your item lost, Siindoo tag can leads you right to yours nearby or tell you the est location. If your item is lost outside the 50-meter Bluetooth range, the Find My network connecting hundreds of millions of iOS devices worldwide will help trackyour item. Meanwhile, the anonymous and encrypted Find My network also ensures your privacy and safety, your privacy is protected a