There is no limitation of annoying wires, so that you can use this humidifier in any occasion to get a moist condition. Designed with 360ml water tank, the USB humidifier diffuser can continuously work for about 6 hours, eliminating the need for frequent refilling. Premium ABS material makes this humidifier sturdy and durable to use. The length of the humidifier is 107mm, the width is 142mm and the height is 133mm. You can use this mini humidifier at home, car, office, bedroom, baby room, etc. Item Name: Air Humidifier Material: ABS Power Input: 5V Color: Pink, Green, White Spray Time: About 6 Hours Water Tank Capacity: 360ml Battery: 1 x 800mAh Rechargeable Battery (Included) Features: Colorful Light, Long Runtime, Quiet Operation Size Details: 107mm x 142mm x 133mm/4.21" x 5.59" x 5.24" (Approx.) 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. Package Includes: 1 x Air Humidifier 1 x USB Cable