Hornady Electronic Gun Safe Dehumidifier Rod 12 inch. Mount vertically or horizontally with snap-on mounting brackets. Innovative plug may be removed to help install the cord through small holes or openings.Helps prevent rust and corrosion. Easy to use just plug it in. 7 watts coverage is approximately 100 cubic feet. Can be used horizontally or vertically. Optimal mounting location is horizontally near the floor of the safe or closet. For indoor use only. Do not touch rod after plugging it in. Plug may be removed to help install the cord through narrow holes or openings. Specifications for Hornady Electronic Gun Safe Dehumidifier Rod: Manufacturer: Hornady Size: 12 in Package Contents: Hornady Electronic Gun Safe Dehumidifier Rod Hornady 95903: Electronic Gun Safe Dehumidifier Rod 12 inch