Product Specifications: [Deep Hydration] Nano-ultrasonic technology splits water molecules into tiny nanoparticles, allowing active ingredients to penetrate deep into the skin through a misting process, moisturizing the skin and helping it stay pleasant. Cooling. It can relieve minor pain or itching caused by excessive sun exposure and help your skin return to normal. [USB Rechargeable] Use a USB charger to charge with a computer, power bank, or power adapter. A full charge takes 23 hours. No batteries are required, and a full charge can be used approximately 50 times. [Indicator Light] When the indicator light turns blue, the nano sprayer is in use. When it turns red, the nano sprayer is charging. The indicator light automatically turns off when fully charged. [Instructions] 1. Open the bottle cap counterclockwise. 2. Fill with cold boiled water or mineral water. 3. Close the bottle cap clockwise. 4. Open the spray from top to bottom. [Instrument Care] Clean the device immediately after use to avoid grease and other dirt. Clean the product surface with a soft, damp cloth and let it dry. Never use essential oils, gasoline, or corrosive cleaners to clean the plastic part of the sprayer. Do not place the product in a high temperature or humid environment to avoid affecting the performance of the instrument if it is not used for a long time. Please clean the water tank and place it in a cool and dry place. It is strictly forbidden to use it while charging. It is strictly forbidden to charge for more than 12 hours.</p>