Automatic Soap Dispenser Touchless Infrared Sensor Soap Pump 600ml for Bathroom Home Foam Type Item Type: Automatic Soap Dispenser Model: L2D-V18 Bottle Capacity: 600ml Power Supply Mode: Built in 18650 lithium ion battery, 2000mAh. Charging Voltage: DC 5V Product Function: 1. Press and hold for 1.5s to start the machine, enter the first gear, the liquid outlet time is 0.5s, and the sensing light is green. 2. Press again the light turns blue to enter the second gear, and the liquid outlet time is 0.8s. 3. Press again the light turns purple to enter the third gear, and the liquid outlet time is 1.1s. 4. Press again the light turns white to enter the fourth gear, and the liquid outlet time is 1.4s. 5. Press again the light turns green enter the first gear, so as to cycle. Press for 1.5s to turn off, and the light turns red. The yellow light is on when there is no induction. Sensing Distance: Approx. 4 ~ 6cm / 1.57 ~ 2.36in