An alligator saw cuts with two blades at the same time to make cutting as easy as possible. The saw has a voltage of 54 volts and isn't all too heavy at 6.7 kg.
From Amazon
DEWALT DCS397T2-GB XR Flex Volt Alligator Saw Kit, 54 V, Yellow/Black, 6 A 430 mm, Set of 6 Pieces
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