PowerShare battery system: Combine 20V batteries to power any Worx tool—20V, 40V, or 80V. Need more power? Just add batteries.  21 cc gas equivalent power Ultra-lightweight design for comfortable and ergonomic use Ideal for ¼ acre yards 13'' - 15'' adjustable cutting width adapts for runtime or efficiency Quick winding design for easy line reloading Efficient brushless motor 2.0 for longer runtime 0.08" dual-line head Bump feed system Variable trimming speed with ECO mode Adjustable auxiliary handle Foldable shaft

Rated voltage 20V No-load speed 5000 RPM (low speed) | 6000 RPM (high speed) Cutting diameter 13-15 in. Line diameter .080 in. Line length 19.7 ft. (dual-exit) Machine weight (bare tool) 6.62 lbs 20V 13''-15'' brushless string trimmer (WG176) 1 20V 5.0 Ah lithium battery (WA3675) 1 20V 2A charger (WA3881) 1 Safety guard 1 Auxiliary handle 1 Trimmer head (WA0057) 1