With the Cobra RM4140V 16 Lithium-ion rear roller mower enjoy petrol-free, cordless mowing. This lightweight, push-propelled for full user control, battery-powered lawnmower includes an integral rear roller for a perfect striped finish. The Li-ion battery does not discharge when not in use and has a charging memory effect, meaning battery life is maintained and your mower is always ready to go! Features: 40V 4.0Ah lithium-ion battery with charger 41cm (16in) cutting width Seven stage cutting height adjustment (20-75mm) Push-powered 50 litre grass collection bag Rear roller for striped finish Weight: 23kg without battery Charge Time: approx 90mins Run Time: up to 30mins