Stay connected and feel secure wherever you are with the Reolink Go PT S Lite 4G Security Camera. Featuring a built-in SIM card, this wireless camera works without WiFi, making it perfect for homes, farms, construction sites, warehouses, and other remote locations. With 2K 4MP clarity, 355° pan, 140° tilt, smart auto-tracking, and person/vehicle/animal detection, you can monitor anything and anywhere with just your phone and receive instant alerts when activity is detected.