Check the listing for details. Tile Mate Bluetooth Tracker Key Finder by Life360 New Sealed SOS Alert Black. Condition: New, Made in China. Listed at 10.79 USD. This item is brand new and sealed The Tile Mate Bluetooth Tracker Key Finder by Life360 is a sleek and reliable tracking device that includes one battery for convenience. With its black color and compact design, this model from Tile is perfect for tracking your keys or other important items. Made in China, this product is from a trusted brand known for its quality GPS accessories and tracking devices. The Tile Mate also features an SOS alert for added security.