3TECH L-28 Manual De Usuario página 24

11. Statement
All rights of modifying the product are reserved to the manufacturer
without further notice. The pictures are only for reference. The final
interpretation rights belong to the manufatruer. The industrial design, inner
structure, etc, have been claimed by several patents by manufacturer.
Any copy or fake product must take legal responsibilities.
Note
Before installing the handpiece, make sure that the handpiece
connector and the cable plug socket are completely dry.
24
Handpiece connector Cable plug
socket