Rubbermaid Reveal Power Scrubber

A cordless scrubber with an oscillating head, made for grout lines.

See price on amazon.com

• Reaches into the jointsRubbermaid built the oscillating head for hard-to-reach spaces, like the grout a flat sponge slides over.
• The motor does the scrubbingRubbermaid lists the head at 60 scrubs per second, so your hand only steers.
• Faster than by handRubbermaid says it is designed to scrub up to 2x faster than manual scrubbing.
• Cordless, batteries includedIt runs on four AA batteries that come in the box, so there is no cord to manage.