The capacity of this machine is about 30ml. Fill 30ml of Alcohol-based Sanitizer in it. Make sure the machine should fully charge it before use. Just double click the power button and sanitize your valuable.Healthgenic mini sanitizer spray machine is ideal for Homes, Offices, Clinics, Hospitals, Schools, Banks, Courier Services, etc.It should be used in this pandemic situation. It helps you to sanitize yourself and your belongings anywhere and anytime.Package includes: 2 mini sanitizer sprayer, 2 USB Cable and 2 Manual Book.HOW TO USERotate counterclockwise to open the sanitizer filling tank.After opening fill the water tank with 75% alcohol based hand sanitizer. After adding sanitizer, turn it clockwise to tighten the sanitizer tank.Double click the power button to spay the sanitizer to disinfect the things.