Youkey D8 - Symbols Description

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2.5 Symbols description
This device uses the following symbol identification, the following list shows its meaning.
No.
Symbols
Description
1
Type BF application part
explain：All ultrasonic probes are part of the BF
application.
2
Please refer to the instruction manual for this symbol to
avoid accidents
3
This symbol represents the product serial number
4
This symbol represents the date of production
5
IPX 4
This symbol product as the IPX4 grade
6
Safety mark on behalf of the product has been in line with
European standards for safety / health / environmental /
health and other standards and directives