This Yale EF-PIR Alarm Pir is a reliable unit that is designed to provide efficient motion detection services. It comes with batteries and is suitable for indoor use only. The unit is wireless, making it easy to install and connect to your home security system. In addition, the device looks new and ready with two holes to be mounted on the wall Contact: If you need any clarification or questions, please contact us Via ebay and we will reply quickly. Thank you
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