(1) This rechargeable soap dispenser has 4 gears, each corresponds to a different discharge time. (2) Touch the on, the green light is on, the liquid discharge time is 0.5 seconds, and the green light is on at the time; press the blue light again, the liquid discharge time is 0.8 seconds, and the blue light is on at the time; press the light again, the liquid discharge time is 1.1 seconds, and the blue light is on and light; press the white powder light again, and the liquid discharge time is 1.4 seconds. it lights up white; press the red light again to turn off. (3) After turning on the machine and selecting the , your hand to the bottom of the sensor area (the sensing distance is 4-6CM), and the liquid will be automatically discharged. If you need to discharge the liquid again, please reach out to the bottom of the sensor area again. (4) When the product is used with liquid for the first time or when the liquid is used up and the liquid is added again, it needs to sense 2-3 to empty the before the liquid can be discharged normally. (5) If the red light is on at the time when the liquid is discharged in different gears, it indicates the battery is low, please charge it before . The yellow light flashes during the charging process of the machine, and the yellow light is on when fully charged. (6) In the standby state, if the red light flashes, it indicates the sensor is blocked. At this time, the sensor head area needs to be wiped clean before the machine can be used normally. Colour:White Material:ABS Size:350ml Package Contents: 1 x foam soap dispenser 1 x usb cable Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.