Pros:

• Cheaper than AirTags
• Works great with Find My
• Has holes to hook to your keychain

Cons:

• Does not give you the direction the tracker is in like AirTag
• Battery is not replaceable

Purchase:

• https://www.amazon.com/eufy-SmartTrack-Supported-Bluetooth-Resistant/dp/B0B8GDXPBL/
• https://www.amazon.com/eufy-SmartTrack-Resistant-Thickness-Supported/dp/B0BKJZ5BVF/ref=asc_df_B0BKJZ5BVF

Instead of having to buy an AirTag holder to hook it to my keys I opted to buy the Eufy tracker. I was not sure if I would like it, but I bought more! I also got the card shaped tracker as it fits much better in my wallet than the AirTag