一體成型塑膠手提箱(設計可當本實驗板基座)。
尺寸：370×290×80mm。
電路面板採用白色高級塑膠板，精美印刷電路圖，裝有方形電壓計1個、開關1個、磁針1個、接線端子6個、附有導線及插頭1組，電池1個。
White plate cearly circuit built with a current meter, 1 battery holder, 1 switch, 6 output terminals, mounted on a 370×290×80mm plastic portable box as a base. Includes a pair of lead wires with banana plug connectors.
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