Put the phone into box press the On/Off button the wireless charging function supported. Press the Disinfection button it will start working and the LED screen shows the disinfection process when it coming to 100% means the disinfection is completed takes 5 minutes. Simply add a couple drops essential oil or perfume inside press the Aromatherapy button it would start diffusing which would take 5 minutes. Then it is automatic voice after aromatherapy is finished also the lamp is coming to 100%. Press the On/Off button charge your cellphone on USB charger with a USB cable. Keep the unit far from flame water and Corrosive chemicals. Do not clean the unit with organic solvent.