MaterialABS/PP/Electronic components ColorWhite, Pink, Blue Filter TypeWick Product Size: 70mm x 70mm x 102mm Product weight (excluding packaging): 53.5g Rated Input: DC5.0V/1.0A Operating Current: 250-350mA Rated Power: 3.5W Water tank capacity: 220ml Spray volume: 25-40ml/h Timer shutdown: 3 hours/4 hours Special FeaturePortable & USB Power Supply; 7 colorful night lights; Two Mist Modes; One-button control; Whisper-quiet design; Three functions: spray function, night light function, timing function Product includes: 1x humidifier host, 1x USB cable, 1x Chinese and English manual 1.PAY ATTENTION:The cotton tube must be moistened to absorb moisture. Working for a long time will burn the circuit board. It is best to work for 2 hours and rest for 2 hours.Step 1: Open the front cover of the humidifiers, and rinse the cotton tube until the whole tube is wet. Step 2: Fill the humidifier with half a bottle of water, and then screw on the front cover. Step 3: Insert the USB cable into the socket, press the switch, and thehumidifiers starts to work. 2.A HUNIDIFIER IS NEEDED IN A DRY ENVIRONMENT:Please use clean tap water and do not add powdery oily debris that can clog the filter into the bottle. In a dry environment, you will feel dry and peeling skin, dry and tired glasses, dry nose easily, and poor sleep quality.This is a cold mist aroma diffuser that can add essential oils, at home or in the car, you should be equipped with a cheap and reliable humidifier to keep you away from dryness. 3.LOW NOISE DESIGN:The design below 20dB makes the product run quietly. The silent control of the mini ultrasonic humidifier can create a comfortable and interference-free sleeping or working environment, suitable for baby rooms, cars and offices. Atmosphere 7 colored warm lights add to the quiet night. 4.SAFE & AUTO SHUT-OFF:There is built-in water level sensor inside that will automatically turn off the power when the water is lower than the safe water level. And the seal is strong,no longer afraid of pouring liquid to leak in accidence. 5.Mini HUNIDIFIER & Desk HUNIDIFIER Portable and small design is easy take with you anywhere and super nice for Baby Bedroom Travel Office room which is effectively moisturize dry skin and help you reduce skin peeling. The humidifier also provides water to your small plants and keeps them moist. It's a useful gift for family and friends.