Basic functions: 1: The sensing distance should be 2-3 inches from the sensing launch port to the hand as the appropriate distance; 2: The default amount of liquid output from the factory is 1ML (if specific requirements are required, they can be set according to the requirements before leaving the factory); After an interval of 2 seconds, a second liquid will appear (such as if the palm stays there for more than 2 seconds); 3: Before replacing a new battery, first press the power switch on the base, install a new battery, change the battery cover, and press the switch button again.
