Arlo All-in-One Sensor with 8 sensing functions for Home Security System MS1001-100NAS

Expand Your Home Security System - Add more All-in-One sensors for additional protection. ?Add-on sensor only, requires Arlo Home Security System SS1201 or SS1501 (sold separately). All-in-One Convenience - 8 sensing functions in 1 compact design give you flexibility to place anywhere you need coverage inside your home. Customization and Flexibility - Easily assign single or multiple detection functions through the easy-to-use Arlo Secure App.? Motion Detection - Delivers alerts when motion is detected inside your home.? Open and Close Detection - Take swift action when a window or door is open.? Water Leak Detection - Prevent damage from leaky pipes or water heaters.?