The Hub connects the LED transmitter (and meter) to the internet and allows you to view your data through your geo Home app.
The Hub does not contain any user serviceable parts and does not contain batteries. It is powered using an external power supply which is supplied in the unit.
The LED transmitter is a battery powered device which sends energy data measured by the LED sensor wirelessly to the Hub.
The box will come with and LED sensor shown below.
The LED sensor is attached to the front of your electricity meter and connects to the transmitter.
The sensor is attached using a Velcro pad and does not require access to any cables connected to the meter.