Product Description: 1. WIFI INTELLIGENT METERING LEAKAGE PROTECTION: Bind the device under WIFI status, mobile phone remote control unlimited distance, real-time display of electricity, current, voltage, leakage, with prepaid function, open one of intelligence. 2. MULTIPLE PROTECTIONS, SET BY YOURSELF: With overcurrent and overload protection, over and undervoltage protection, leakage protection, excessive electrical energy consumption can cause wire heating leading to fire. Overcurrent protection can shut down in 0.1 seconds to prevent fire, troubleshooting can be reset by itself. 3. COMPLETE FUNCTIONS: The switch has the most basic and practical functions, such as WIFI Bluetooth, voice control, APP control, time control, prepaid charging, working status display, overcurrent protection, over and undervoltage protection, real-time display of power, current can be reset, leakage protection, adjustable parameters. 4. REAL-TIME DATA DISPLAY: Electricity, voltage, current, temperature, leakage value are displayed on the same interface without switching, data is more intuitive, one meter for multi-use, can completely replace self-assembled over and undervoltage, electricity meter, leakage circuit breaker, reclosing, switch, life is more convenient. 5. TIME SETTINGS AND VOICE CONTROL: Through the app timer function, the switch intelligently controls your connected devices, allowing you to plan in advance for precise times to automatically turn them on or off, can also be easily controlled by voice, providing more convenience for your smart life. When your hands are not free, you can freely control the connected devices via voice. Specification Rated voltage: 85-300V; Frequency: 50Hz/60HZ The product cannot be reconnected after protection. The prepaid function is a statistical function for the electricity used by the landlord to the tenant. This product has a screen backlight. 1. Remote control ON/OFF anytime from anywhere by phone. 2. Review current, voltage, leakage current, total kWh on the phone. 3. Timer function in smartlife TUYA app. 4. Can set overvoltage/undervoltage/overcurrent/leakage current/temperature/in app or can set these manually. 5. Undervoltage protection 85V-300V (adjustable) (default: 170V). 6. Overvoltage protection 120V-300V (adjustable) (default: 275). 7. Overcurrent protection 1A-63A (adjustable) (default: 63A). 8. Leakage protection value: 10-99mA. 9. Prepaid function. 10. Power consumption less than 2W. Note: This meter only supports 2.4G wireless network, NOT for 5G. Material: plastic Color: White Package Contents: 1 x WIFI Multifunctional Protector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real one. The allowed measurement error is +/- 1-3 cm.