50Pack Filter Rod Set A 50pack of filter rods provides an extended supply so you can rods as needed and keep your humidifier performing consistently over time. This helps reduce downtime and ensures reliable humidity output. Dual CottonSponge Composite Material The dual cottonsponge composite material efficiently absorbs water and supports stable vapor diffusion, promoting balanced humidity in your space. The design aims for steady performance across use cycles. Universal USB Humidifier Compatibility Designed to fit most USBpowered mist makers and aroma devices, offering versatile use across a range of compatible units. The sizing is intended to work with standard USB humidification setups. EasySwap Wick Design Wick replacements are tool, making maintenance quick and straightforward. This design minimizes downtime and simplifies routine care. Use scenarios Desktop or bedside humidification: Connect a USBpowered mist maker to a laptop charger, USB wall adapter, or power bank. wicks easily to maintain consistent humidity levels while you work or rest. Aromatherapy and fragrance diffusion: Use with aroma devices to help sustain comfortable humidity while diffusing scents in a small room or space. Travel, dorm, or shared workspace: Keep a compact, readytouse set on hand for USB devices at different locations, ensuring reliable humidity control without complex maintenance.