This nano sprayer adopts uniform atomization technology, the water mist gently covers the surface of the skin, quickly penetrates the skin bottom and deeply moisturizes the skin. Features: Uniform atomization technology is adopted, the water mist gently covers the surface of the skin, quickly penetrates the skin bottom and deeply moisturizes the skin. The transparent water tank is convenient for observing the remaining water volume and replenishing water. Made of quality material, which is eco-friendly and durable for use. You can add essential oil, milk, toner, mineral water, etc. to nourish your skin. Built-in red and blue LED lights on the top of the bottle. Red light indicates in charging, blue light indicates in spraying. Classical two colors available, you can choose according to your preference. Effectively balance skin oil, soothing and repairing skin. Exquisite and in small size, easy to carry, you can use it at anytime anywhere. Specification: Condition: 100% Brand New Item Type: Nano Sprayer Material: ABS Optional Colors: Black, White Water Tank Capacity: 20ml Size: Approx. 80.9 * 32.5mm/3.2 * 1.3in Package list: 1 * Nano Sprayer 1 * USB Cable Note: 1. Water Ratio: The ratio of toner(milk) to water is 1:9 2. It is recommended to use mineral water, avoid using distilled water and purified water. Because the water molecules are different, it is easy to form water droplets at the spout, which is not conducive to the formation of spray, which will cause inconvenience to your use and is not conducive to the absorption of the skin. Toner that can be blended with mineral water can be added.Built-in red and blue LED lights on the top of the bottle. Red light indicates in charging, blue light indicates in spraying. You can add essential oil, milk, toner, mineral water, etc. to nourish your skin. Made of quality material, which is eco-friendly and durable for use. The transparent water tank is convenient for observing the remaining water volume and replenishing water. Uniform atomization technology is adopted, the water mist gently covers the surface of the skin, quickly penetrates the skin bottom and deeply moisturizes the skin.