Cordless lawn trimmer series alpina t cutting system line line cutting width 300 mm line feed automatic thread thickness 16 mm battery voltage 48 v type of battery li ion battery capacity 2 ah running time 16 minutes power 250 watt rotations per minute 8 500 rpm power transmission straight shaft handle shape loop handle adjustable additional handle tilting cutter head anti vibration system max sound power level 96 db weight 31 kg