The ego st1300e 56v power cordless grass trimmer has a 33 cm cutting path suitable for most small to medium domestic strimming jobs. The cutting head on the st 1300e is dual feed and bump feed with 2 mm cutting line. The cutting line length is controlled by 'bumping' the trimmer head on the ground. This releases more line. If you are trimming around delicate plants then the protection bar can be extended. The loop handle on the 96 cm aluminium straight shaft provides increased user comfort feel.the ego range of power battery operated gardening tools were introduced to the uk during the spring of 2015. These cordless garden products have been a major success in north america with their 56 volt lithium ion batteries which are comparable in performance to petrol powered machines.recent consumer research has shown an increased interest and demand for outdoor power tools which are quieter and less environmentally polluting than traditional petrol driven models.all the machines in the range are interchangeable with the 2.5ah, 4ah, 5ah, 7.5ah lithium ion batteries.the ego power line trimmer can be used with all size lithium ion batteries in the ego power range.please note does not include a battery or chargerspecificationsmodel ego st1300etype cordless 56v line trimmercutting width 33cm 13 inchcutting head bump feedcutting line 2mm diameter, dual feedextending plant protection bar fittedrun time up to 45 minutes with a 56v 2.0 ah battery not inclweight 2.85kg without batterywarranty manufacturer's 5 year