The Z210 is ideal for cleaning small, congested areas. These compact units are ultra quiet and provide the operator the option of cleaning anytime without disturbing the occupants in the facility. This machine is designed to handle the toughest, deep cleaning tasks. The Z210 comes equipped with two maintenance free lead acid batteries for reliable, productive cleaning. The durable, polyethylene tanks on the scrubber are impact resistant and warranted for 10 years and are designed to allow fast and easy access to the batteries and motor.