[WATER- AND WITH A REPLACEBLE BATTEREY]: Siindoo tas is with its water- 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 notify you to replace the battery [EASY PAIRING]: Siindoo Luggage Tracker 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) [&COMPACT KEY FINDER]: Our Siindoo key tracker 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 tracker 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 tracker is a for Christmas, Birthday, Thanksgiving Day, and any other festivals. Also, we are dedicated to providing high-quality products and impeccable customer , if you have any questions when you use or before you buy, please to contact us. [FIND NEARBY AND FAR AWAY] Up to 50m Bluetooth range, ultra-long distance tracking. You can use the Find My app to find your lost items when Siindoo tag is in range, or just ask 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 newest location. If your item is lost outside the 50-meter Bluetooth range, the Find My network connecting hundreds of millions of iOS devices worldwide help trackyour item. Meanwhile, the anonymous and encrypted Find My network also ensures your privacy and safety, your privacy is protected at every step of the way. Specifications: Product Name: Siindoo Tag A Works with Find My App Accessibility: Locate/Record the Location, Directions in Maps ,Play Sound, Lost Mode, Name/Rename the Item, Customize Item Connectivity: Bluetooth for proximity finding Speaker: Built-in Speaker System Requirements: iOS 14.5 or later, models with OS 14.5 or later Battery: User-replaceable CR2032 coin cell battery Net Weight: 8g Operating Temperature: -20 to 60(-4 to 140F) Colour:black Material:plastic Package Contents: 1 * Bluetooth Tracker Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.