Features: Special air cooling technology. Cooler than common mini fan in the market. USB rechargeable, convenient to charge. Mini portable size, easy to carry. Moisturizing your skin while enjoying the breeze. 400mAh large capacity battery. Descriptions: ABS material, durable for long time use. Please wet the built-in sponge in the first time you use. Suitable for home, office, outdoor, etc. Comes with a lanyard for easy carrying.e step description here. Specifications: Material: ABS Color: green/black/pink/rose red Battery: 400mAh lithium battery Working Current: 200mA Voltage: 5V Package included: 1 x Mini Air Conditioner 1 x USB Cable Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.