iRobot ROOMBA i4 Owner's Manual page 8

Accessories
Dual Mode Virtual Wall Barrier*
®
Note: For best results, place at least 8 feet (2.5 metres) from the Home
Base.
Use the Dual Mode Virtual Wall ® barrier to keep the robot in the places
you want cleaned — and out of the ones you don't. It creates an
invisible barrier that only the robot can see. You can leave the device
in position between cleanings.
*Dual Mode Virtual Wall included for selected models only
Choose the mode to meet your needs:
Virtual Wall Mode:
When the switch is in the Virtual Wall position (
device will create a linear barrier to block openings up to 10 feet (3 metres).
Note: This barrier gets wider as it gets further from the device (refer
to illustration).
Halo Mode:
Toggle the switch to the Halo position (
circular barrier. This will prevent the robot from approaching zones you
want to protect such as a pet bowl, vase, or under a desk. The Halo
barrier extends approximately 12 inches (30 centimetres) from the centre
of the device.
Note: The batteries will last about 8–10 months under normal use. If you are
not planning to use your Virtual Wall barrier for an extended period of time,
be sure to turn the switch to the Off, or middle position.
), to create a
Roomba i1/i3/i4 Owner's Guide
®
), the
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