This lawn mower from Greenworks has a maximum cutting width of 41 cm, great for larger areas.
From Amazon
Greenworks 40V Cordless Lawnmower for Lawns up to 500m², 41cm Cutting Width, 50L Bag, Two of 40V 2Ah Batteries & One Charger, 3 Year Guarantee-G40LM41K2X, Green, Black, Grey
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