Product(WR140) LANDROID M 20V 4.0AH ROBOTIC LAWN MOWER (1/4 ACRE)Red light on the charging base
(WR140) LANDROID M 20V 4.0AH ROBOTIC LAWN MOWER (1/4 ACRE)

Red light on the charging base

Try this solution

Check that the boundary wire has been connected correctly to the charging base

Possible cause:
The boundary wire isn’t connected.