Part of the SV20 Series designed for the professional, offering heavy-duty, high performance, durable tools with lightweight composite designs for superior control and comfort. Operates using 2 x 20V batteries from the Sealey SV20 Series (batteries must be of the same Ah rating). Tool-less chain tensioning and built-in chain lubrication. Two stage operation and automatic cut-off for safety whilst working. Oregon chain and bar set.