Rechargeable Dehumidifier / Moisture Control System for Optics

Description Works day and Night – No Electricity Required Easily and Economically Reduce Moisture Damage in Small, Enclosed Spaces with a Reusable Silica Gel Canister Moisture in tool boxes, chests, drawers, camera cases, Pelican cases, and any other enclosed area can contribute to rust, condensation, mold and mildew problems. This canister of silica gel is an effective method of reducing harmful moisture in an enclosed area. This extremely popular 40 gram silica gel aluminium canister protects 3 cubic feet of enclosed space. Top grade silica gel is contained within a compact aluminium canister. This unit will provide you with a lifetime protection! This item is suitable for smaller areas (including bags, suitcases or storage bags!). Protects enclosed area of up to 85 Litres (3 cubic feet) Measures only 4″” x 2″” x ½”, (100 x 50 x 14mm). Built-in indicator that turns from blue to pink signalling need for reactivation. Easy to reactivate in any oven. Lifetime protection Mil Spec MIL-D-3464 Typed 1 & 11 National Stocking Number (NSN) 4440015818393 Reactivation Instructions When the blue silica gel beneath the inspection window turns pink, reactivate as follows: Place the unit in a vented 300 degree F (145 celcius) oven for at least 3 hours. (or until the silica gel turns blue again). Please Note: When you first use the Silica Gel Canister in a particular area, it may become saturated rather quickly as it absorbs residual moisture. Once the residual dampness is removed, you can maintain a dry condition with less frequent need to reactivate.