XY4+ is a new gadget to help you find your lost things. Which is very suitable for me as I always misplaced my stuff. This small thing can be attached to your things like a keychain. Their company XY Findit™ claimed that the XY4+ is the most powerful item finder on the market.

Specs

• Range up to 300ft
• loud buzzer
• batteries last for 5 years

They even offer a 100% refund if you are not happy with it.