CASRECW is a compact, Casambi-ready wireless sensor designed to deliver seamless Bluetooth Low Energy (BLE) lighting control without the need for traditional control wiring, gateways, or routers. Ideal for both retrofit and new installations, CASRECW integrates effortlessly into Casambi’s self-healing mesh network, where each node communicates directly, eliminating the need for a central router and ensuring reliable, scalable performance. With a 4–5 meter cone-shaped detection pattern when installed at 3 meters, it provides precise occupancy sensing, enabling energy-efficient, automated lighting control in residential, commercial, and office environments. Commissioning and configuration are quick and intuitive via the Casambi App, allowing users to set lighting behaviors, schedules, and groupings from a smartphone or tablet. The CASRECW is the perfect solution for smart building projects seeking a future-proof, wireless lighting control system with fast deployment and minimal infrastructure.