This lawn mower from Black & Decker is powered by power cord, these models are quieter than petrol-powered models. The minimum cutting height is 20 millimeter.
From Tooled Up
Black and Decker BEMW481BH Rotary Lawnmower 420mm 240v
Comet
Black & Decker BEMW481BH-GB lawn mower Push lawn mower AC Black, Orange