Wow, those surface mount kits are pretty cool. I found them here: https://www.elevationlab.com/products/tagvault-surface-security https://www.elevationlab.com/

Wow, those surface mount kits are pretty cool. I found them here: https://www.elevationlab.com/products/tagvault-surface-security https://www.elevationlab.com/products/tagvault-surface-secur... That same company also makes the 10 year AirTag battery. I am surprised that no one has released a 3D model to print. It would be popular with DIYers.