SAVICARE Renewable Mini Wireless Ultra-Low Noise Portable Travel Dehumidifer for Smal Room Enclosed Areas 80-200 Square Feets No Batteries or Cords Required, Non-Toxic and Environmentally Safe (Blue) 100% Renewable and needs no power to operate. Made by silica gel (desiccant) and anti-flaming ABS plastic. Designed to absorb moisture from small ,enclosed areas 80-200 square feets. Give you wherever and whenever 360 degree moistureproof and dehumidification solutions. Suitable for wardrobe,cabinet,cupboard,drawers,pantry space,domestic small spaces,bathroom,basement, Common safe,gun safe and other small places.