There are several Apps for your SmartPhone that help you locate a lost item. However they only work if you have previously “tagged” the lost item. Here are some sources for both Apple & Android Apps. The best value seems to be Tile. The tags have an internal battery which has a 1 year life that cannot be replaced. The battery would cost $5 or $6. The tag costs $20.
Within these limits, they seem to be a help for those with low vision.
Here are the sources.