Tile's most popular combination pack of two of their bestselling items: Pro and Slim. Pro Information: The updated Tile Pro is the most powerful Bluetooth tracker. Created for those who value high performance, durability and strong design. Now featuring a 400 ft range and Tile's loudest ring so no matter where your thing's are, you'll find them. Pro uses a replaceable CR2032 battery which runs for a year with no upkeep, and then is easy to replace yourself. Pro works with Amazon Alexa and Google Assistant to make finding easier than ever. Use the Tile app to ring your device if nearby, or see its location on a map if far away. Double press the Tile button on your device to make your phone ring even when it's on silent. With millions of users all over the globe, the Tile community can help you find your thing's fast wherever they are. Share it with family or friends to increase your finding power. Range reaches 400ft. Dimensions: 42mm x 42mm x 6.5mm. Weight: 12g. Slim: The new low-profile Slim was redesigned to fit perfectly in your wallet. Now with a longer 200 ft range and louder ring. As thick as just two credit cards so it easily slips into narrow spaces. Slim slides into hidden spots or has an unobtrusive low-profile to lay flat on your devices. The 3-year battery provides long-term convenience. Use the Tile app to ring your device if nearby, or see its location on a map if far away. Double press the Tile button on your device to make your phone ring even when it's on silent. With millions of users all over the globe, the Tile community can help you find your thing's fast wherever they are. Share it with family or friends to increase your finding power. Range reaches 22ft. Dimensions: 85mm x 54mm x 2.7mm. Weight: 14g. Price includes one Pro and one Slim with custom sleeve over regular packaging.