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E-mail
zkzqkj@qq.com
- Phone
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Address
18th Floor, Building B, Tianlong Huahe, No. 10 North Baiqiang Avenue, Kefengqiao, Fengtai District, Beijing
Zhongke Zhengqi (Beijing) Technology Co., Ltd
zkzqkj@qq.com
18th Floor, Building B, Tianlong Huahe, No. 10 North Baiqiang Avenue, Kefengqiao, Fengtai District, Beijing



Display panel: Negative oxygen ions can be seen on the panel PM2.5、 Temperature and humidity.
Handle: Easy to carry and move.
Power interface: This interface is used to supply power to the device. If it is fixed outdoors for a long time, it needs to be connected to this power supply. Otherwise, the ion battery inside the instrument will be depleted and cannot be used. If used temporarily outdoors, no external power supply is required (approximately 3 hours of operation). Regardless of whether the device is turned on or not, as long as the designated power charger is plugged in, the red light will light up to indicate that it is charging, and the green light will indicate that it is fully charged.
Ventilation motor: When the equipment is turned on for use, the ventilation motor of the equipment starts working to correct data and ventilate the equipment.
Power switch: The power switch of the device. When turned on, the device starts working, and when turned off, it stops.
RS232 port: This interface is used to connect with the computer's COM port (built-in or USB to COM port, etc.), so that the uploaded data can be viewed on the client side.
RS485 port: This interface can be used to connect to the customer's own system, and the device automatically sends data through this interface, but does not receive data.
USB interface: This interface can be inserted into a USB drive to write measured data to the USB drive.






Regular phone follow ups to promptly resolve any issues discovered
24/7 consultation and feedback
When the phone cannot be resolved, the technical engineer will provide remote service
Pay an appropriate fee annually to enjoy on-site maintenance, upkeep, and cost price repair and replacement