What are Small Cells?
Small cells are physically small radio base stations that complement the macro network to improve coverage, add capacity, and support new services and user experiences. There are various types of small cell, with varying range, power level and form factor.
The smallest units are for indoor residential use with a similar power to a Wi-Fi modem and are sometimes referred to as femtocells. The largest units are for urban or rural outdoors and typically consist of a small equipment cabinet and small antennas. They are often located on existing facilities like street lights, power utility poles and buildings.

Residential indoor small cell - often refered to as a femtocell
What is the poer output of a small cell?
Small cells, have a low output power. Typically less than 1 watt for residential home indoor units and typically up to 40 watts for urban and rural applications. The power level of a small cell will vary depending on the use case.
Source: hemfexplained.info


