Three Letters Re: Advice on Driveway Alarms for Retreat Security
Mr. Rawles, We’ve been using the Dakota Alert driveway alarm for years. We use the model with the underground sensor that will only go off when a metal object comes near it such as a large (or even small) vehicle. The advantage of this is it has absolutely no false alarms. When the receiver says a car is coming down our (long) driveway, then a car is coming. There is nothing worse than an alarm that gives false alarm all the time and you no longer can trust it. The infrared driveway alarms that I’ve tried do this especially if …