The Square D X Series 15A Single-Pole/3-way Wi-Fi Energy Monitoring Rocker Switch with back wire clamps harnesses Wi-Fi connectivity to bring intelligent IoT connectivity and app-based lighting control to your home. Use the Wiser Home mobile app to commission and control your lighting from anywhere with internet access - no hub required. The rated operational voltage of this switch is 120V and 277V. Integrate with popular voice assistants like Amazon's Alexa and Google Assistant for more comprehensive automation. Features built-in energy monitoring to help you understand when and where you use electricity. Integrates with Wiser Energy by Square D for control and monitoring of the whole home using one app. Complete the look with one of the Square D X Series wall plates (not provided) that easily snaps into place for a modern, flush-facing finish to your walls. Enjoy a consistent look across your room or home with the full line of Square D X Series switches, dimmers, sensors, and receptacles. Part of Schneider Electric's grid-to-plug solution combining control and monitoring of the entire home's electrical infrastructure. It supports upgrading the color or design of the switch after initial installation without removing the switch from the wall. By satisfying the UL 20 standard, this switch is cUlus certified.