SYNOSHI Electric Spin Scrubber, Power Cleaning Brush with 3 Heads, Cordless Waterproof Shower Scrubber with Dual Speed, Perfect for Cleaning Bathroom, Tile, Cars, Floor. Electric Scrub Brush for tub is up for auction in Home & Kitchen. The current bid is $4.00, 88% below the $32.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.