The Tapo H100 Hub is required for this device to function and is not included; it must be purchased separately (ASIN: B0BCWNBNTK). This smart remote dimmer switch allows you to create smart actions to control multiple lights, electronics, and other compatible Tapo smart devices with ease. You can manage your lighting from multiple locations by using more than one dimmer switch, providing greater flexibility and convenience throughout your home. The device supports customized actions such as single tap, double tap, and rotating controls, enabling you to trigger different smart automation tasks quickly and effortlessly. Its flexible mounting design allows you to place the smart remote dimmer switch wherever you need it, keeping lighting control easily accessible at all times. Powered by a long-lasting battery that can last more than one year, it offers reliable performance with minimal maintenance.