Powered by rechargeable lithium-ion 13V/3Ah battery, the Wolf-Garten CSA700 cordless chainsaw allows you to work free of cables. With a charge time of 2 hours, it is possible to make about 110 cuts through 70mm diameter dry wood in a single charge. Battery included. Running time: 40 mins = 110 dry-wood cuts, diameter 70mm. 2-hand safety switch. Model number: CSA700. Chainsaw features: 18 watt motor. Chain bar length 20cm. Cordless. Chain speed 3.5m/s. Features a safety trigger, safety guard and hand guard. Blade protection cover. Weight 2.7kg. Manufacturers 2 year guarantee.