If you've shopped the deals on Black Friday and plan to do the same on Cyber Monday, the next step is to make sure your new purchases are safe: Tile Trackers are little gadgets that you can attach to just about anything and track with a smartphone app. Tile Trackers are little gadgets that can be attached to just about anything and tracked with a smartphone app. No more losing your wallet, keys, or backpack.

Tile is offering two deals on Amazon this Black Friday: 20% off the Tile Performance Pack, which is $399, and the Tile Performance Pack, which is $399. The Tile Performance Pack is $41.99 and includes 1 Pro and 1 Slim, a 25% savings, while the Tile Performance Pack is $41.99 and includes 1 Pro and 1 Slim, a 25% savings, and the Tile Performance Pack includes 1 Pro and 1 Slim, a 25% savings, and a 25% savings.

In our review of the Tile Pro and Tile Mate, we named these the best key finders we tested. Available in a variety of shapes and sizes, there are few places where you can't install tiles.

The sticker tiles can be attached to any hard surface, including the inside of eyeglass cases. Mate and Pro can be attached to key chains, zippers, backpacks, luggage, etc.

With a detection range of 150 feet to 400 feet, each tile can emit a loud ring to help locate lost (or stolen) items. All tiles are waterproof or water resistant and have either a one-year replaceable battery or a three-year internal battery.

For those who often misplace their belongings or just want a little more peace of mind when out and about, the Tile Tracker is a great Black Friday item.