The WSX family of wall switch occupancy sensors provide simple and cost-effective solutions for commercial and residential lighting control applications. With your choice of passive infrared (PIR) or dual technology (PDT) with PIR plus patented Microphonics detection, the WSX family provides reliable sensing and dimming performance optimized for your space. All WSX family sensors have a modern low-profile appearance, soft-click buttons and small motion detection up to 20 feet (6.10 m), making them ideal for private offices, private restrooms, closets, copy rooms or any other small enclosed space.