Monitor "Exported to/Imported from Grid Energy" vs "Solar Production" in realtime Track your home energy use in realtime and create the billing information on hourly/daily/monthly basis Compare your electricty bill and income of your solar PV system and provide you a detailed report Monitor energy flow in two-way (From Grid and To Grid) by only one bi-directional meter Open API for perfect integration into your own server or other Home Automation Platform (Home-Assistant,openHAB,Node-RED,ioBroker,PVoutput) IF YOU HAVE A SOLAR PV SYSTEM 1. Monitor the entire energy flow, the energy consumed from grid, the energy exported to grid, solar production, direct selfuse energy. 2. Detailed billing and income report for you to know your savings (Total Savings= Direct Selfuse Energy Exported Energy); IF YOU DON'T HAVE A SOLAR SYSTEM 1. Track your home energy use in realtime; 2. Detailed billing report on hourly, daily, monthly basis for you to understand your electrictiy bill; FOR HOME AUTOMATION 1. Open API for perfect integration into other Home Automation Platform (HomeAssistant,openHAB,NodeRED,ioBroker) OTHER HIGHLIGHT 1. 2pole DINrail mounting fits neatly in the meter box; 2. Quick and easy setup to connect the meter to cloud server via your home wifi network; 3. Android.IOS app available on Google play and Apple store