1. Remote control at anytime from anywhere 2. Schedule/Timer/loop timer 3. Energy monitoring,Set power unit price,can caculate house device power consumption,Download data to sheet 4. Preset power/current/voltage threshold values by app, Once the real-time power/current/voltage reaches the threshold values, The connected electrical appliances will be automatically turned off 5. Working voltage: AC 100-280V. When the voltage used is below 160V, the undervoltage protection should be turned off in the settings interface, otherwise it cannot be used normally. After the undervoltage is turned off, the incoming terminal needs to be powered off and then turned on again. Overvoltage protection function cannot be used when the voltage is below 160V Mechanical Life: Over 100000 Times Working Temperature: -25℃-70℃ The product appearance and printed words may vary depending on the batch, but this does not affect use. Specification:63A/80A Colour:As Shown Material:plastic<br><br>Package Contents: 1 * Smart Energy 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.