The image shows a black, flat box without a lid, with slightly raised sides and rounded corners. The surface is smooth and solid-colored, with an engraving "30-CTR" on the front.
The image shows a black, flat box with two circuit boards on it. One board has red and black connectors, while the other is smaller and has various components. The box is labeled.
Preview: The image shows a black, flat box without a lid, with slightly raised sides and rounded corners. The surface is smooth and solid-colored, with an engraving "30-CTR" on the front.
Preview: The image shows a black, flat box with two circuit boards on it. One board has red and black connectors, while the other is smaller and has various components. The box is labeled.