Air Humidifier and Desk USB Humidifier Dual spray design for fast, even moisture: increases mist volume with two spray nozzles to quickly address dry air in bedrooms or offices, while operating quietly to support restful sleep or focused work without disruptive noise Desktop USB operation with large tank: 600 mL water capacity and a fill design allow quick, mess refilling without moving the unit or taking it apart, making daily maintenance simple Calming atmosphere lighting: builtin color changing LED light gently cycles through soothing hues to create a relaxing ambiance, suitable for relaxation or nighttime use and adding a decorative touch to desks, nightstands, or small living spaces Consistent fog and energy efficiency: delivers 7580 mL/h of mist in both continuous and intermittent modes, maintaining stable humidity for up to 6 hours of runtime with a lowenergy 2.5W DC5V USB power connection, suitable for general indoor environments Use scenarios Nighttime bedroom comfort: place on a nightstand to reduce dry air and support quieter sleep with gentle ambient lighting Quiet office or study: position on a desk to help maintain comfortable humidity levels during focused work without distraction Small living spaces or dorm rooms: use in compact areas for both practical humidity control and a soothing light accent while keeping energy use low