Note please add mineral water to the spray do not add essential oils hydrosols viscous liquids etc because whether the water density is too high or too low it will to poor atomization and water droplets or blockage in the spray nozzle When adding liquid dont be too full thus the sprayer works better You can add perfume milk for other usages just explore by yourself but please remember to adjust the proportion the recommended proportion is 10 to 1 What You Get there are 4 pieces of nano facial sprayers in black red blue and white color respectively 1oz 30ml capacity screwing visual water tank no need to add water frequently Each mister comes with a USB charging cable convenient for you to charge the mister anytime and anywhere Nano Mist Sprayer our mini face steamer adopts scientific technology to create fine mist which can be absorbed instantly suitable for facial humidification skin care makeup eyelash extensions and many other uses it can penetrate your skin and open pores to moisturize and soothe your skin leaving skin soft and smooth helping remove dirt cosmetic residue on your face Make You Stay Cool this mini facial steamer will spray a cool and comfortable mist to soothe the dry skin and relieve the sun damage restore your damaged skin and make you feel relaxed and cool on a hot day and helps skin stay moisturizing during winter Simple to use simply fill it up with water push down the switch and it will automatically send out a soothing mist this USB rechargeable nano facial mister can serve you for a lasting time you can just enjoy the moisturizing at office flight outdoor room and more