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Anonymous users2024-01-23People come and the lights come on. People walk away and the lights go out. It is designed with infrared sensors, ICs, and lenses. For details, you can consult Liqian Industry.
This is done through the principle of infrared reflection When the human hand or a certain part of the body is in the infrared region, the infrared rays emitted by the infrared emitting tube are reflected to the infrared receiving tube due to the blocking of the human hand or body, and are sent to the pulse solenoid valve through the signal processed by the microcomputer in the integrated circuit; >>>More
The night light is safe and reliable, and the housing is made of flame retardant materials. Energy saving and low consumption, the power consumption is only 1-3W, and only one kilowatt-hour of electricity is used a year. Long life, can work continuously for 8000 hours. >>>More
With a vacuum pump, the whole system creates a vacuum, the system to each toilet must have an isolation valve to isolate the system, when flushing the toilet, open this valve, relying on the pressure difference between the atmospheric pressure, the toilet bowl to take away. The vacuum system is maintained by the automatic operation of the vacuum pump. The system is complex, especially the control valves on the toilet. >>>More
When the water surface in the toilet exceeds the high point of the S-bend, the siphon phenomenon is formed, which can pump the water and dirt from the toilet bowl together. Toilets, officially known as toilets, are buckets with lids for urinating and urinating. The invention of the toilet is known as a great invention, which solved the problem of people eating and drinking in and out of Lazar. >>>More
Make the most of the water pressure of the city's tap water and apply the principles of fluid mechanics. >>>More