Mains-powered tools can often handle heavier workloads than battery-powered ones. The saw weighs 8.2 kg, so it's not that heavy to carry around and it has a voltage of 240 volts.
From Tooled Up
DeWalt D23700 Circular Saw 235mm 240v
B&Q
Dewalt 1750W 240V 235mm Corded Circular Saw D23700-Gb - One Size
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