Wifidin Rail Switch, Model TO-0-SY1, turns your DIY idea into smart automation, enhancing your life with convenient control from anywhere. High-quality construction using premium materials, high precision components, manganese copper contacts, flame-retardant housing, high-performance chip module, and a long-life motor system. Smart protection with multiple functions, allowing you to set switch status under different scenarios and remotely monitor the real-time status of connected electrical loads. Monitor load current, voltage, and power in real time. Record energy consumption data by year, month, day, and hour for detailed usage tracking. Supports advanced smart scenarios including device interlock mode. Connect and monitor all home appliances, enabling remote control, scheduled control, and intelligent automation for a smarter lifestyle. Color: As shown Material: Nylon Size: 82x50x18mm Style: White without metering / Black with metering Package Contents: 1 x Wifi Smart Circuit Breaker Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error allowed is +/- 1-3cm.