ITEM NAME:15pcs 2x8cm Double Side Protoboard Circuit Tinned Universal Prototype PCB Board Descriptio n Description: 100% brand new and high quality. Fine workmanship and long service life. Practical and durable. All holes are plated through. Both sides are identical. Specifications: Substrate: Copper Insulation Material: Organic Resin Insulation Thickness: Conventional Board Color: Blue Size: 2*8CM Reinforced Material, Fiberglass Cloth, Insulating Resin, Epoxy Resin (EP) Aperture: 1.0mm (mm. Error 5%) Hole Spacing: 2.54mm (100mil) Number Of Holes: 6*28=168 (Pieces) Package Included: 15 *Â Double-Side Protoboard PCB Boards Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. High quality buy, happy buyï ¼ 15pcs 2x8cm Double Side Protoboard Circuit Tinned Universal Prototype PCB Board.15 Double-Side Protoboard PCB Boards. Substrate: Copper. Hole Spacing: 2.54mm (100mil). Insulation Thickness: Conventional Board. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted.