Convenient retractable pulse detector (double-layer frame)

Abstract

1. The name of the design product: convenient folding type pulse detector (double frame). 2. The use of the design product: for metal detection. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1. 5. Other circumstances that need to be explained: the bottom view is not easy to see, so it is omitted; the top view is shown in the submitted view, so it is omitted.

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