Key instruction:1st press to select 6-minute disinfection. 2nd press to select 9-minute disinfection. 3rd press to stop disinfectionIndicator Instruction:Disinfection Indicator Light-white. Flashing red light : low battery. Indicator Light Steady red light : disinfection and discharge. Flashing green light : charging. Steady green light : fully charged.UVC-LED disinfection instructions:1.Open the disinfection box,put inside the articles which need to be disinfected,and then close the box. 2.Press the power switch,select the disinfection time,indicator light is ON and then disinfection starts. 3.If the lid is opened during disinfection,the box will stop working automatically to ensure that no harm is caused to human body. If the lid is closed,the box will continue to work. caused to human body. If the lid is closed,the box will continue to work. 4.Two choices of disinfection time: 6 minutes and 9 minutes. The indicator light will be off automatically when the disinfection is finished, then you can take out the sterilized articles. 5.If you want to discontinue the disinfection, long press the power switch until the indicator light is off. Then you can take out the sterilized articles.6.Indicator light: The flashing green light means charging and the steady green light means fully charged. The flashing red light means low battery. The articles are under disinfection when the red light and white light both light up.