Memory-ring / watch

Have you ever been looking for your key or wallet, but don’t remember where to put them? It always likes to play hide-and-seek and suddenly you remember where to put them. But is that possible you will never find your key?

The Memory-ring will solve this problem, which can increase your efficiency to get everything very quickly before you go out.

When you press the button of keys, the signaler on the keychain will make buzz sound. The distance for receiving is 5 meters, and the buzz will off when you press the same button again.