How about the application prospect of touch screen handheld pda barcode scanner ?

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Is the front filter matched with the water purifier an indoor or outdoor tap water? The front filter is a filter device that can be installed directly in the middle of the water pipe to see how your water pipe is discharged, and can be installed indoors or outdoors. After use, you should check the use of the filter element in the filter from time to time, find that when the impurities are accumulated, you should immediately remove the cleaning, and replace it after cleaning, so as to ensure the filter effect of the front filter.

What are the features of the self-cleaning filter and how to choose? Self-cleaning filter is a kind of filter to directly intercept impurities in water, remove suspended matter and particulate matter in water body, reduce turbidity, purify water quality, and reduce the generation of system dirt, bacteria and algae, rust, etc, precision Equipment to purify water quality and protect other equipment in the system.The main components of the self-cleaning filter are: Motor, Electric Control Box, control pipeline, supervisor assembly, filter element assembly, stainless steel brush, frame assembly, transmission shaft, inlet and outlet connection flange, etc.The self-cleaning filter overcomes many shortcomings such as small amount of pollution, easy to be blocked by dirt, disassembly and cleaning of the filter part and inability to monitor the filter status, it has the function of filtering raw water and cleaning and discharging the filter element automatically.Self-cleaning filter cleaning sewage syste