Silent Dry Renewable Small Gun Safe Dehumidifier Block, Rechargeable Portable Moisture Absorber for Gun Accessories, Closet, Cabinet, Camera, Gym Bag, up to 5L, 4 Pieces, Invisible

IDEA for DEHUMIDIFYDehumidifier Stone, Invisible, is an innovative product to keep gun safe. The stone absorbs moisture in the air and reduces humidity exists in your case. Protect your guns and airsoft to avoid from damp. | HOW to USEOne piece is suitable for space up to 5L pistol cases. Effectively control the humidity to less than 60% RH for at least 4 weeks. | EASY TO USE & ODOR-FREENo cables or batteries required. Perfectly replace traditional desiccant bags and beads. It will start absorbing moisture. | WIRELESS & FAST RENEWJust use microwave to heat up for 5 mins only and available to reuse again, oven is also one of the renew option. | BEFORE YOU USEDDue to the possibility of moisture absorption during production and shipment, it is recommended to heat up the stone at the first time.