This is a Wireless Two-Way Tracker featuring Bluetooth® 5.0 technology, compatible with iOS and Android devices. You can attach the Seek tracking device to items like keys or luggage, and use two-way technology to locate the device from your phone or find your phone with the item ringer. The device includes a replaceable CR2032 battery and a snap button tracker case with a round carabiner attachment, and can pair from up to 300 feet away. It is available in Black and offers full-color digital printing.