DescriptionBrand Name : TOMZNType : WIFI circuit breakersOrigin : Mainland ChinaModel Number : metering and voltage current protectionIs Smart Device : YesCertification : CEOver current protection : YESOver voltage protection : YESUnder voltage protection : YESRS485 function : YESFunction:1. On/off Switch2. Time Relay Switch3. Voltmeter4. Ammeter5. Power Meter6. Current LimitFeature1.Remote control at anytime from anywhere2.Schedule/Timer/loop timer3.Energy monitoring,Set power unit price ,can caculate house device power consumptionDownload data to sheet4.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 off5. Working Voltage:AC 85-265V50/60Hz6.Mechanical Life: Over 100000 Times7.Rated residual operating current: 30mA8.Tripping duration:instantaneous under or equal 0.1s9.Working Temperature:-25-70Note:This meter Only supports 2.4G Wireless Network, NOT for 5G