Features gear driven transmission to increase performance. Aluminum shaft with multi-position, tool-free handle. Full charge runtime: 23 minutes in an approximately 646 sq. ft. area. Unit weight: 6.2 lb. Includes (2) high capacity 18V batteries and charger, (1) 30' prewound spool. Refer to model No. HPB18-OPE (SKU 705345) for rechargeable battery.