Liquid Soap Dispensers USB Rechargeable Temperature Display 320ML Automatic Dispenser Soap Foam Hand Sanitizer Machine Please use attention that the sensing area of the product cannot be washed with water. It will enter water, if there are residual bubbles in the sensing area, just wipe it off with a paper towel.please useliquid sanitizer,not gel sanitizer.The gel is easy to block.if you use the gel sanitizer,it can't work well.we don't refund the money to you.if you mind,please don't place the order.Steps for usageStep 1:Correct liquid adjustment method: The ratio of hand sanitizer to water is 1:3, as shown in the video.Step 2: Pre and hold the switch for 3 seconds, the screen will display the temperature in degrees Celsius. Place your hand under the sensor to generate air bubblesStep 3: Pre and hold the switch for 3 seconds. The screen displays a dotted line indicating that the machine is shutting downSpecial attention: the soap dispenser cannot be used for liquids, pure liquids will cause the machine to fail to produce bubbles. This is the wrong way to use Just place your hand gently on the switch for 1-2 seconds to boot, no need to pre hard The hand sanitizer must be foam hand sanitizer,(Transparent liquid, watery)Other hand sanitizers are not available.Otherwise, the pipeline will be blocked, making the machine unusable. Please check carefully before order. The ratio of liquid to water is 1:25.The gas-liquid ratio is 12:1 Please do not immerse the product into water or wash it directly to avoid damage The temperature is displayed as indoor temperature, which cannot fully represent the outdoor temperature of the day. The temperature value is for reference only. Product Parameter: Product name: automatic soap dispenserProduct model: D101Product weight: 330gProduct material: ABS+PCBattery capacity: 1500mAhInput: 5V=1AWater tank volume: 320mLPower: 3WInterface: TYPE-CProduct size: 75X108X187mmPackage contains: packing box/soap dispenser/instructions/TYPE-C data cable Feature: -320ml large-capacity open water tank, convenient and quick to refill liquid-0.25 second infrared automatic induction to produce foam quickly-Compatible with various foam type hand sanitizers-Built-in high-sensitivity temperature sensor, digital display of ambient temperature changes-Precisely control the mixing ratio of soap and air, making the foam more dense-Efficient micro motor, low power consumption, longer battery life