ITEM NAME:20PCS 7 * 5 * 0.25 cm Single Side PCB Prototype Test Board DIY Universal H GJO Descriptio n Specification:.20pcs- Universal Test Board (panelboard) Single Side. Product list :20pcs test universal board. Size: 7 5 0.25 cm. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted.