Cobra\'s RM51SP80V is a cordless roller mower with self-propelled drive, perfect for creating a traditional striped finish to your lawn. Powered by two 5Ah Samsung 40v batteries and fast chargers, the 51cm / 20" mower is suitable for maintaining medium sized lawns. The effortless self-propelled drive and the 80v of power from the twin 40v batteries will navigate uneven ground and mow for up to 45 minutes from full charge. The cordless walk-behind roller mower features a steel roller, 60-litre grass collector and 7 cutting heights ranging from 17-75mm.Supplied with 2 x 5Ah batteries and 2 x Fast Chargers.5ah Charge time with fast chargers: 30 minutesSpecification:Power: 2 x 40v Samsung 5Ah lithiumMotor: BrushlessDrive: Self PropelledCutting Width: 51cm / 20"Grass Bag Capacity: 60 Litre with bag full indicatorSteel Rear RollerCutting Height: 17-75mm, 7 Heights of cutHandle: FoldingWeight (NET): 35kgWarranty: 2 Year Domestic