This portable nano mist sprayer produces an ultra-fine mist using ultrasonic technology. It is designed for general facial refreshment at home, in the office, or while traveling. The compact and lightweight design allows it to fit easily in pockets, handbags, or purses. Usage InstructionsOnly use clean mineral water. Do not add essential oils, hydrosols, viscous liquids, or perfumes, as these may cause clogging or reduced mist performance. Do not overfill the tank. Recommended liquid ratio is 10:1 water to any other additive if used. Key Features Produces fine mist with ultrasonic technology Compact and travel-friendly design Easy one-button operation USB rechargeable Suitable for general cooling and refreshing Product Details Colors: Assorted Quantity: 4 sprayers Power: USB rechargeable Portable size, fits in handbags or pockets Package Includes 4 Nano Mist Facial Sprayers (Assorted Colors) 1 USB Charging Cable (per device, if included)