Features Ideal for DIY Projects: This universal circuit board is for point-to-point DIY soldering, allowing you to bring your electronic ideas to life with ease Pre-Drilled and Cleaned: Each PCB prototype comes pre-drilled and cleaned, saving you time and ensuring a hassle- setup for your projects for Prototyping: Build and test your electronic circuits effortlessly with this reliable prototyping circuit board, designed for optimal performance Features: 1、This universal circuit board is used for point to point DIY soldering 2、The PCB prototype is pre-drilled and cleaned 3、Great for building a prototype of an electronic circuit 4、Referencing numbers printed on both sides for easy reference of individual holes 5、The board is treated with flux for easy soldering and extended serving life Specification: Features: This universal circuit board is used for point to point DIY soldering The PCB prototype is pre-drilled and cleaned Great for building a prototype of an electronic circuit. Referencing numbers printed on both sides for easy reference of individual holes. The board is treated with flux for easy soldering and extended serving life. Specification: Hole Diameter: 1.2mm Hole pitch: 2.54mm Size: 9 x 7 cm / 3.54 x 2.76in Weight: 89g Package included: 10 x Universal Circuit Board Package List