Last Minute Gift Idea: Global Door Beacon A practical gift item that has lots of uses, the Global Door Beacon will flash a bright LED light when someone knocks on the door. A standalone unit, the Global Door Beacon can…
Tag: Global Door Beacon
Door signaling made easy at Harris Communications
Door signaling made easy at Harris Communications When you simply want to know when you have a guest to your dorm or one room apartment door, a standalone door knock signaler will do the job. These door signaling units…