Ego's st1300e s cordless grass trimmer is powered by ego’s innovative 56v arc battery system and seamless brushless motor. The dual line 33cm cutting head features a bump feed design that releases extra line on the go.ego’s power battery range has a unique arc shaped design which prevents overheating and promotes a longer product life. The power range matches petrol power but without the noise, emissions and maintenance costs. The built in power level gauge allows you to see the remaining power levels.  the line trimmer's ergonomic design has an adjustable loop handle and clockwise rotating cutting action. There are two speeds to suit your cutting conditions. it’s split shaft design makes it easier to store and transport.run time 2.5ah 70 minutes, 4.0ah 110 minutes, 5.0ah 140 minutes, 7.5ah 210 minutesnote battery and charger not includedspecificationmotor brushlessspeed settings 2no load speed 5,200 6,500 rpmsoft start yesline diameter 2 mmline feed bump feed headcutting head 33cm dual line, bump feeddirection of rotation clockwisehandle loop and quick adjustvibration 2.1 1.2 m snoise rating 75 lpaweight net 2.7kgwarranty 5 year