The mountfield mbc 50 li is a 48v cordless brushcutter and is part of the freedom 500 series of garden tools. The recommended 4ah battery sold separately will run the grass trimmer and brushcutter in one for up to 60 minutes. There is a range of 48v batteries and chargers available which are compatible with all the hand held garden tools in the freedom 500 range. The 48v freedom 500 series with match the power of a small petrol engine without the emissions and maintenance requirements. designed to be both productive and ergonomic, the mbc 50 li battery trimmer features an adjustable soft grip handle, bump feed nylon head and a robust 4 tooth blade. The sturdy aluminum motor housing protects the efficient brushless motor. The variable speed settings gives you the control when tackling thicker, denser vegetation and saves the battery life when trimming back light grass.note battery and charger not includedspecificationmodel mbc 50 li barepower 48v lithium ion batterymotor brushless 240 wmax. Motor speed 8000 rpmcutting width 30cmnylon line diameter 1.6mmnylon line length 3 metrehandle loop, soft gripblade 4 toothblade size 255 mmshaft type telescopicshaft tube diameter 25.4 mmweight 4 kgdimensions l 187cm, w 43cm, h 32cmwarranty 2 year