100% Brand New and High Quality APP:tuya/smart life High quality chip for accurate current measurement,providing your connected household appliances real-time view of electricity consumption.No more need to monitor via the meter itself and simply control the whole devices via Smart Life/Tuya App. Compatible with Amazon Alexa and Google Home for easy voice control,providing your smart life with much more convenience.Freely control connected appliances via voice when your hands are not free. Wireless Remote Control:Conveniently control your connected devices with the free mobile "Smart Life"phone App no matter where you are.(Compatible with Android&iOS.)Control your appliances in advance when you are away from home. Timer Setting:Take full control of your connected appliances intelligently with the timer feature on your App, allowing you to plan the exact time in advance to turn your devices on or off automatically.Auto on/off feature offers you countdown option of 1 min/5mins/30mins/1hour etc.Real time monitoring function that you can check the status of devices connected on the smart power consumption meter switch . Share the control with your family members or friends for maximum convenience, controlling and monitoring the connected devices together.Support multiple phones to control one breaker or one phone to control multiple breakers at the same time. can remotely control your switch and conveniently turn it on/off anywhere,anytime. LCD display, Real-time display of Voltage, Current, Power, total Energy kWh 35mm Din Rail install Real-time view of electricity consumption Specifications: Model: ZMAI-90 Type: Single-phase energy meter Basic current: 60A/80A(65A) Voltage: 110-250 (V) Display mode: electronic digital display Frequency: 50/60 (Hz) Display: voltage, current, real-time power consumption, total power Accuracy: Level 1 Ambient temperature: -45 ~ 75 Package Included: 1*Meter Notes: This meter Only supports 2.4G Wireless Network, NOT for 5G it doesn't have the overload and short circuit protection