Portable Evaporative Air Cooler, Mini USB Air Conditioner, 4 in 1 Small Personal Space Air Condition

Upgraded: This upgraded evaporative air cooler comes with better performance of refrigeration, humidification, and air purification, with adjustable 3 levels wind speed, portable, and applicable to mobile power bank or PC by USB besides AC power supply. No worries of power shortage in outdoors. & Pleasant Time: The sun cannot stop you with this portable air cooler. The cooler cools the air around by evaporating, and then humidifies the air to avoid the terribly dry air. It is much pleasant than the desk fan but not so cold as air conditioner. What's a pleasant thing is to mix one or two of essential oils with the water in water bank.7 Colours of LED Atmosphere Lights:The built-in LED atmosphere lights, with adjustable 7 different colours of LED lights, are perfect for night sleep. Press the Light Function button to switch the colour in 7 lights or turn the lights off after 7 adjust (turn one the air cooler first). Besides the 7 adjustable warm colours, the low sound of working and spraying is never the \\ of your sleep now.Considerate Design & Functions:It is portable not only because it is mini and light-weighted, but also because the hidden handle, which makes the mini cooler fan easy to carry anywhere. The 3 levels of wind speed allows you to choose your speed according to the hot\/dry weather around. Highly recommend to use ice water for better cooling effect. One tank of water is usually for 4-6 hours of cooling.Warm Prompt: Please use clean and pure water; DO NOT tilt the cooler and DO NOT shake the body after adding the water (F Line). it is better for the filter sheet to fully absorb water about 10 minutes after filling. If you accidentally the air cooler or overflow with water, please cut off the power immediately. Then wipe the water in time and let the machine dry. Specifications:Working Currency: 2AInput Voltage: 5VResetting Power: 6-15WCapacity: 480mlCooling Temperature Range: locally 3-10 CelsiusColour:Photo ColorMaterial:ABSSize:15 x 15.2 x 18.5cmPackage Contents:1 * Air Cooler1 * USB CableOnly the above package content, other products are not included.Note: Light reflection 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.