1. Crystal salt stone is a natural mineral with a porous structure, which can quickly absorb aromatherapy essence and continue to emit aroma2. Through the heat emitted by the humidifier itself, the crystal salt stone can accelerate the volatilization of essential oils, freshen the air and relieve stress after being heated.3. Built-in large-capacity battery, wireless humidification for about 6 hours4. Exquisite and simple appearance, can also be used as home decoration5. Mini and compact, easy to carry, meet the needs of hydration anytime and anywhereVoltage: DC 5VPower supply mode: USB1. For first time use, please take out the cotton swab and make it soak in water for about 3-5 minutes.2. We recommend that clean the humidifier after each use to avoid fogging. Empty the water and gently wipe the water tank to dry. DO NOT wash the device directly under the water tap.colour:Green / White / PinkMaterial:plasticsize:96.5 x 96.5 x 112.5mmPackage Contents:1 x Humidifier1 x USB CableOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.