THE ORAIMO OHM-U02 IS A COMPACT AND EFFICIENT 2.5L TOP-FILL ULTRASONIC COOL MIST HUMIDIFIER PERFECT FOR BEDROOMS, BABY ROOMS, AND MEDIUM-SIZED SPACES. IT DELIVERS QUIET, EFFECTIVE HUMIDIFICATION WITH A WHISPER-QUIET OPERATION OF JUST 26DB – IDEAL FOR SLEEPING BABIES OR LIGHT SLEEPERS! KEY HIGHLIGHTS INCLUDE: • 2.5L (0.67 GALLON) WATER TANK CAPACITY FOR EXTENDED USE UP TO 13-25 HOURS ON A FULL TANK • ADJUSTABLE MIST OUTPUT FROM 100-200ML/H WITH INFINITE HAZE CONTROL KNOB • 360-DEGREE ROTATING SPRAY NOZZLE FOR EVEN HUMIDIFICATION COVERAGE UP TO 107-270 SQUARE FEET • BUILT-IN AROMA TRAY FOR ESSENTIAL OIL DIFFUSION TO CREATE A SOOTHING ATMOSPHERE • 7-COLOR NIGHT LIGHT OPTIONS FOR A CALMING AMBIANCE • WATERLESS AUTO SHUT-OFF FOR SAFETY AND PEACE OF MIND • EASY TOP-FILL DESIGN WITH LARGE OPENING FOR QUICK REFILLING AND DEEP CLEANING • BPA-FREE MATERIALS – SAFE FOR BABIES, KIDS, AND THE WHOLE FAMILY • RATED POWER: 17W – ENERGY EFFICIENT AND RELIABLE