1. The document describes the technical parameters and typical features of sealed connectors rated at IP68/67 including their electrical characteristics, mechanical properties, and temperature range.
2. It then lists the typical features of small multi-connectors rated at IP67 including cable plug and socket compatibility and chassis socket installation options.
3. The document provides an overview of Ningbo Yunhuan Electronics Group and Ningbo Jiajie Electronics, the manufacturers of power cords, cables, and related accessories. It describes the companies' certifications, products, facilities, production capabilities, and goals.