The problem of finding a key to a car, apartment, etc. can be solved very simply by using a wireless beacon. The central unit can be placed in a convenient place in the house, apartment, etc. and five key fobs can be connected to it. The range of the tracker is up to forty meters. By pressing the button on the central unit, corresponding to the number of the key fob, you will hear a beep of the key fob. The delivery set includes a central remote control, a mount for its placement and five key fobs of different colors. Power source - standard batteries.