The al ko gt 4030 cordless line trimmer has a wide cutting path of 30cm and uses an automatic bump feed head to release the nylon cutting line'. '.strtoupper('f')resh line is released by ‘bumping’ the cutter head on the ground, no need to stop the trimmer to re load'. '.strtoupper('t')he al ko energy flex range of garden tools are all powered by a single 40v lithium ion battery'. '.strtoupper('t')hese 4ah and 5ah batteries are fully rechargeable and offer all the power of a petrol machine but without the exhaust fumes'. '.strtoupper('b')attery powered garden machinery lets the user move freely around the garden without any trailing electrical cables to cause a problem'. '.strtoupper('a')s there’s no cable attached to the grass trimmer you can go right to the end of long gardens, around corners and borders without having to use an extension cable or re fuel a petrol tank'. '.strtoupper('f')ully charged the battery can last 60 minutes'. '.strtoupper('t')he energyflex gt 4030 comes complete with a fully loaded head of nylon line'. '.strtoupper('t')he head pivots so you can also edge along paths and borders for a clean finish'. '.strtoupper('w')ith the battery fitted the grass trimmer weighs only 3.9kg so can be used by most gardeners'. '.strtoupper('t')he alko gt4030 cordless grass strimmer does not include a battery or charger'. '.strtoupper('t')hese need to be bought separately.  specifications