Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

The principle of turbo type structural design， the delicately designed wind wheel， can throw off the water evenly from all directions， so that the dust， bad smell and bacteria will be indrawn into water for decomposition or precipitation. Meanwhile， due to the rapid collision between water molecules and the wall of the bottle， artificial waterfall can be made so as to generate negative ions. Drip several drops of natural essential oil and perfume into the water to produce natural aroma so as to make the purified air wet， fragrant， refreshing and clean. Features: 1. Night Light: As its soft light at night， for household decoration2. Hidden Switch: Control the power easily by pressing the top cover gently3. Slient Design: Running almost noiseless4. Low Power Consumption: Only 1 watts (Energy conservation)5. Multi-functions: a. Purification: Purify air by impelling dust and particles into the water b. Natural negative ions c. Aroma diffuser: Add few drops of essential oil into the water to refresh air6. This USB mini air purifier is suitable for USB device， office， living room， bedroom， hotel， etc. Specification:1. Coverage Area: Up to 20 square meter2. Rated Power: 1W3. Rated Voltage: 5V4. High Capacity Water Tank: About 100ml5. Dimensions: Approx 90 x 90 x 85mm6. Color: Blue，Green，Yellow Package Includes: 1 x USB Mini Air Purifier1 x USB Cable1 x Sticker1 x English User Manual