Specifications: Medicine cup capacity 15ml Liquid temperature 60 Working noise 25 decibels Size 4x10.2cm Material ABS Color White Use built-in lithium battery 3.7v / 500mah Transformation One-key function switch with indicator light Atomization amount 3-5um Fog amount 5ml/min Charging method USB, 5V charging Timer function Automatically shut down every 15 minutes feature: 1. Large amount of fog: uniform and small particles, The atomized particle size is 1-3um. 2. Quiet and no noise: Ultra-quiet design, long battery life, Let you use it anytime, anywhere. 3. Pocket size: small and portable, Easy to use, easy to carry, Almost silent when in use. 4. Built-in battery: The capacity is up to 1400mAh, It can work continuously for 3 hours after being fully charged. 5. Removable and easy to unload: Water tank cleaning is more convenient, High sealing performance. Use at various angles will not cause leakage. Package includes: 1x Ultrasonic Nebulizer 2x face masks (1 adult size, 1 child size) 1x mouthpiece 1x charging cable