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Two-dimensional code
A, the wiring screw is large, the wiring is more convenient, more firm, but also has the dual function of inserting and removing fast connection;
B, with short circuit and thermal protection device, more reliable use;
C, the transformer adopts integrated dipping process, the insulation material adopts foreign imported materials, the insulation performance is more stable;
D, 100~400VA can be installed with standard rail
