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    Dual PIR/Microwave Sensors Outdoors - Truck False Alarms

    I recently installed three different wired outdoor motion sensors around my property and in my backyard. They are all dual technology PIR and Microwave. One is a DSC LC-151, another is a Hikvision DS-PD2-T10 (2 PIR + MW), and the third is a generic PIR/Microwave from China. My property sits up...