Schlagwort: DIY Doorbell

Reading Time: < 1 minuteCustom “doorbell” flashes house lights for the hearing impaired Arduino Team — September 28th, 2018 Darren Lewis’ parents both have a difficult time hearing the doorbell. He experimented with an off-the-shelf flashing light, but found that could only really be seen when they were in the room—an obvious problem. In response…