The Google Nest Detect Door & Window Sensor H1100WES is a wireless unit designed for indoor use, featuring Smart Home compatibility with Google Home. This self-adhesive sensor includes a window sensor, night light, and motion/PIR activation capabilities, all powered by a battery source. Ideal for home surveillance, this IP/Network surveillance technology offers Wi-Fi connectivity for easy monitoring and integration into your smart home system. With its sleek design and convenient features, the Nest Detect Sensor provides added security and peace of mind for your home.