Electric Dehumidifier Rod: Maintenance-free heating rod that provides humidity control in gun safes, cabinets and small enclosures by increasing the temperature in your gun safe to a slightly higher level than the ambient temperature to help to drive out excess humidity | Easy to Use, Just Plug It In - gun safe electric dehumidifier can be mounted vertically/horizontally with the snap-on mounting brackets. Innovative plug may be removed to help install the cord through small holes or openings | MAXSafes Dehumidifier Rod - ideal moisture absorber for safes that eliminates condensation and dampness and no need to worry about recharging your dehumidifier as it’s always connected. Do not touch after plugging it in | Made from lightweight aluminum material with glossing finish, ETL qualified | OUR PRODUCTS OFFER AN UNCONDITIONAL ONE YEAR WARRANTY