Memory Key

“Can’t remember if you locked your front door this morning? Let the Memory Key remind you! Just clamp the Memory Key housing over your existing house key and place the small marker on your door lock. Now every time you lock or unlock the door, the Memory Key will recognize it and store that information in its memory.”

Kinda cool, no? It happens to me all the time. This gadget costs $20.

Read… (via TRFJ)