1.This product uses a vibrating mesh of the liquid into a fine mist.
2.Atomized particle size(MMAD) is 2.3±25% um, more effective absorption.
3. It is a compact and portable nebulizer
4. Single continuous running 20 minutes automatic shutdown.
5. This product is equipped with built-in battery-low indicator.
6. Powered by 2 AA Alkaline battery or USB cable
(connnect power bank or by pluging into a adapter to get power.)
7. It is suitable for all ages