Technical data Productivity Maximum working area capacity 3000 m² / 0.75 acre Area capacity per hour 125 m² / 1300 square ft Navigation system Irregular Charging system Automatic Maximum incline inside working area 35% Maximum incline at boundary wire 10 % Product Body ASA plastic Colour Grey Keypad 19 buttons Information panel LCD display with settings menu Timer Handle type Integrated Wheel threads Coarse Software update possibility Charging station search methods Home signal Follow boundary wire Follow guide wire 2 Power and charging Battery type NiMH Battery capacity 4.4 Ah Battery voltage 18 V Charging current 4 A Typical charging time 0 h 45 min Typical mow time on one charge 0 h 90 min Maximum energy consumtion 40 kWh per month at 3000 m² / 40 kWh per month at 0.75 acre Motor and cutting system Drive motor type Brushless DC motor Blade motor type Brushless DC motor Cutting system 3 pivoting razor blades Cutting height, min-max 20 - 60 mm / 0.8 - 2.4 inch Cutting width 22 cm / 8.7 inch Sound and noise data Sound level measured: 62 dB(A), guaranteed: 64 dB(A) Safety and security features Lift sensor Tilt sensor Alarm High PIN code Installation lock Settings lock Installation accessories Loop wire 400 m / 1312 ft Cramps 400 pcs Extra blades 9 pcs Overall dimensions Product size, LxWxH 71x55x30 cm / 28x21.6x11.8 inch Weight 10.7 kg / 23.6 lbs