The hand-held Nebulizer is convenient in design, small and light, and can be easily placed in the palm of the hand. Simply charge through a USB cable, unplug after fully , and using. With a battery life of up to 3 hours, it is your preferred health partner for breathing relief anytime, anywhere. Intuitive LED interface - Our user-friendly LED screen makes operation and monitoring easy. You can visually see the time, size and mode. We use the most advanced atomization technology to provide fine mist of less than equal 4 µ m particles. Enable the medication to reach into the lungs, providing faster and more effective relief of respiratory symptoms. The working sound of the atomizer is less than 20 decibels! Let you the annoyance of noise and provide you or your family with a peaceful and relaxing sleeping environment. Color:White Material:plastic Package Contents: 1 * atomizer 1 * power cord 1 set * replacement head Only 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.