ChunHee Smart Dog Door Bell Wireless Puppy DoorBell for Potty Training, Dog Bells to go Outside, Bells for Dogs to Ring to go Potty, 2 Dog Buttons [New 2025] 1 White Receiver+2 White Button is up for auction in Pet Supplies. The current bid is $4.50, 82% below the $24.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.