frient Electricity Meter Interface 2, P1 (Zigbee) Track your electricity consumption Electricity Meter Interface 2, P1 - Imagine you had a friend who you could always ask about your electricity consumption and who would always give you a precise answer. Someone who knows about your electricity meter and helps you to become more energy-conscious. That's a friend! Track electricity consumption The Electricity Meter Interface 2 P1 attaches to your electricity meter with the P1 connection enabled to track your consumption and give you the facts via a compatible hub. The consumption data can also be used to identify load peaks and, if desired, shift appliance use to off-peak hours. You don't need professional help to install this energy tracking frid - you can easily do it yourself. That's what the Frienten are for: