Portable mini humidifier stick, apply to all cup, water bottle, ultra quiet & delicate mist for bedroom, office desk, travel, car, convenient and efficient

INNOVATIVE BOTTLE-COMPATIBLE DESIGN: The unique tank-free design allows you to instantly turn any water bottle into a humidifier. You can take it anywhere. Eliminates tank cleaning hassles and prevents stagnant water, ensuring fresh moisture every time | CORDLESS PORTABILITY: Provides 3-10 hours of wireless operation, allowing you to humidify any space without being tethered to an outletperfect for bedroom, office, car, or travel | WHISPER-QUIET OPERATION: Advanced DC humidification technology operates at just 30-40dB, quieter than a library, ensuring undisturbed sleep and focused work while delivering consistent moisture | POWERFUL MIST OUTPUT: Ultrasonic atomization technology delivers up to 35ml/h of ultra-fine nano mist with dual spray modes3 hours continuous or 5 hours intermittentto quickly hydrate your personal space | SAFE & CONVENIENT: Features automatic shut-off when water is low, patented anti-dry burn protection, and Type-C fast charging (1.5-3 hours). Includes 2 replacement filter cartridges for extended use. Compact dimensions: 1.87" x 7.87"