This 2 speed unit moves air at 600 CFM. 1 easy turn switch to change from Blower to Vac mode. Mulch ratio 16:1 (16 bags of leaves into 1 bag) Collector bag holds 1.2 bushels Metal impeller blade. Weighs 12 lbs. Easy remove panel gives impeller access to clear twigs. This tool has had light use - compare new at $180