Check the listing for details. Ubiquiti Unifi PoE Smart Chime Wall, Shelf or Desk Mount Bracket. Color: White, Condition: New. Listed at 19.99 USD. QTY: 2 wood screws are included to hold the mount. We do this to have a quality product that stands up against the harsh conditions of Saltwater and UV Lighting. Our magnets are coated to resist salt water, then sealed again with our own custom PETG casing for even more protection.