Made from flame-retardant materials to ensure the safety and reliability of the device; equipped with a high-definition LED LCD screen with clear colors and a wide viewing angle for accurate and intuitive data reading. D52-2066 DIN rail digital multi-function meter displays six electrical parameters such as AC voltage, current, active power, power factor, frequency, and electrical energy in real-time. Tuya WIFI connection function provides the meter with remote control capability; users can view real-time data such as voltage, current, power, kWh, etc. anytime and anywhere via mobile phone, realizing transparent electricity consumption management and easily mastering daily, monthly, and even annual detailed electricity consumption statistics. Easy to install on the guide rail, no need for a professional electrician, and users can easily connect the wires themselves. Suitable for families, rental houses, hotels, lodgings, office buildings, shopping malls, and other places and electrical equipment for power measurement, strong versatility, easy to install and use. Color: White Material: Plastic Type: A:WIFI model 40-300V built-in Measurement Accuracy: 1% 2 words AC Voltage Measurement Ranges: 40.0-300.0VAC AC Current Measurement Ranges: 0-100.0A, current display resolution is 0.01A Frequency Measurement Ranges: 45.0Hz-65.0Hz Power Factor Measurement Ranges: 0.00-1.0OPF Active Power Measurement Ranges: 0-45000W, display resolution between 0-9999.9W is 0.1W, the rest is 1W. Electricity Measurement Ranges: 0-99999kwh, the minimum display resolution is 0.01kwh for 0-999.99kwh, 0.1kwh for 1000.0-9999.9kwh, and 1kwh for 10000.0-99999kwh. Measurement Speed: about 2 times per second Installation Mode: DIN rail type There are some differences between the actual product and the picture due to different batches, which does not affect normal use. Package Contents: 1x Digital Display Electricity Meter 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 be a little different from the real thing. The allowed measurement error is +/- 1-3 cm.