The DCM571 is the first high power 54V Grass Trimmer / Brush Cutter from DEWALT. The DCM571 offers all the power of a petrol driven tool without the inconvenience of having to carry / mix fuel. The DCM571 Grass Trimmer / Brush Cutter also benefits from a 38cm Swathe as well as brush blade and adapter allowing it to be used for simple grass cutting or heavy duty clearing work. The DCM571 is part of the 54V XR FLEXVOLT platform which allows you to switch quickly and easily from any other XR FLEXVOLT product. Features High / Low Variable Speed Control: 0 - 5,100 RPM / 0 - 5,600 RPM. Up to 30mins runtime (using DCB546 6ah Battery) Patented Gear Drive: Maintains Cut Speed Under Load Shoulder Strap Included 38cm Cutting Swathe Standard Equipment DCM571 Brush Cutter 2 x DCB546 6.0ah Flexvolt Batteries DCB118 Multi-Voltage Charger Guard Shield Ergonomic Grip Handle Shoulder Strap 2.0mm Twisted Line 3-Tooth Tri-Blade Brush Blade Brush Blade Fitting Allen Key Spanner / Wrench What is Dewalt XR Flex volt XR FLEXVOLT is a range of 54V power tools that offer runtime and performance which has never been seen before - for the first time, professionnal tradesmen can reliably undertake heavy-duty construction applications without the need for mains power. This innovation means that you can have 54V power across a whole range of tools without the inconvenience of a cable. DEWALT XR FLEXVOLT is the only battery on the market that can switch from 54V to 18V, making it backward-compatible with your existing XR powertools. Reasons to Switch to Dewalt XR Flexvolt Dewalt XR FLEXVOLT battery stands at the forefront of cordless technology Worlds first convertible 18/54V battery offering unprecedented levels of power Provides the unique ability to power even heavy duty construction power tools Completely backwards compatible with existing DEWALT XR 18V products Offers market-leading runtime in 18V products, with the option to amplify its voltage