Electric lawn mower cordless lawn mower mulching mower series mountfield princess cutting width 38 cm max lawn area 225 m min cutting height 25 mm max cutting height 75 mm cutting height steps 6 positions power watt 1 600 watt battery voltage 36 v battery capacity 26 ah charging time 180 min grass box capacity 40 litres front wheel diameter 150 mm rear wheel diameter 250 mm start system electric start features folding handlebar grass box ful