Real-time energy monitoring in the home or office. Use the app or integration options to display kWh consumption and cost, and set alerts and understand usage patterns through the services. It sends a periodic report with a breakdown of appliances, featuring cost and consumption data for main devices, including the fridge, washing machine, kettle, lighting and entertainment, cooling and heating. Personalized energy efficiency recommendations are provided based on energy usage behavior and appliance consumption patterns. The sensor is geared for use in single-phase buildings, or buildings with separated electricity supply to subsidiary single-phase circuits.