Allows you to keep the same project layout as your breadboard and transfer it to a permanent PCB. Solder masked board for easy construction. 164 x 64mm. 900 holes. Note: Printing on board is a guide only. Pads are not connected. Features Twin adhesive back - Could be fixed and remove to any position easily Protections - Short circuit / Overload / Over voltage Cooling by free air convection All material is RoHS compliant Low cost, high reliability High mechanical & electrical strength Excellent rigidity & dimensional stability Good dielectric properties Flame resistance Tighter thickness tolerance Flat and straight panel Easy to machine Great properties, reinforced Stable electric insulation performance warranty We offer 12 months warranty on this product from its date of purchase.