One input and one output of the main line , 8 households decoding output, household isolation , automatic short-circuit protection

8 ports from left to right ( extension 1\ extension 2\ extension 3\ extension 4\extension 5 \ extension 6 \ extension 7 \ extension 8, debugging button, system bus in and system bus out, 18V supplementary power interface )

Dimensions: 180 × 100 × 32.5mm (appearance size )

Installation method: wall-mounted