Made of safe materials and has reliable performance. It is a practical and excellent circuit board suitable for many electronic components, which can well meet your needs and make your use safer. The holes are pre-drill and very solid which makes them very easy to solder components on. The structure is scientific, and the application is convenient. You can easily use it for DIY work. Features -Color: Orange. -Material: Copper, EP, VO board. -Size: About 18.00X15.00X0.10cm/7.07X5.89X0.04in - The design is efficient and practical, stable and reliable, and you can operate the application with peace of mind. - The circuit boards meet your demands when designing your own circuit kits, electronic experiments or DIY projects. - Made with excellent craftsmanship, safe and durable, which can bring more convenience to your experiment. - The holes on the board make it very handy to solder components and sensors for your projects. - It can be widely used in daily DIY soldering, maintenance experiments, etc. It is a very for circuit boards. Package list: 8 x circuit boards