Universal PCB Prototype Board Kit 10pcs, 4 Size Double-Sided Blue FR4 2.54mm Pitch for Arduino DIY Electronics Soldering

Your Universal Circuit Lab Board - One Kit Fits All Your Electronics Project Sizes!

Key Features & Benefits:

🔧 4-in-1 Size Combo
Feature: Includes four practical sizes: 2x8cm, 3x7cm, 4x6cm, 5x7cm
Advantage: Covers everything from micro sensors to medium controllers
Benefit: No need to repurchase for different projects, one kit does it all

🔄 Professional Double-Sided Design
Feature: FR-4 fiberglass double-sided board with plated-through holes
Advantage: Supports routing on both sides for more compact, complex circuits
Benefit: Achieves near-professional PCB results, elevates project quality

📐 Standard 2.54mm Pitch
Feature: Hole spacing precisely matches standard component pin pitch
Advantage: Perfectly compatible with DIP ICs, resistors, LEDs, connectors, etc.
Benefit: Easy soldering alignment, reduces mistakes, increases efficiency

🎨 High-Quality Blue Solder Mask
Feature: 1.6mm thickness blue solder mask
Advantage: Blue provides excellent circuit trace contrast
Benefit: Easy circuit inspection and debugging, board is rigid and durable

📦 10-Piece Value Pack
Feature: 2-3 pieces of each size, 10 pieces total
Advantage: Meets multiple experiment and backup needs
Benefit: Allows bold experimentation without fear of failure, lower learning cost

Product Description:
This is a universal prototype circuit board kit designed specifically for electronics enthusiasts, students, and engineers. Whether you're making Arduino shields, debugging Raspberry Pi peripheral circuits, or completing school STEM projects, this multi-size PCB kit provides the perfect circuit experimentation platform.

🚨 Important Notes / How to Use:

Boards are blank: No electronic components included, only soldering platform provided

Requires soldering: Users need basic soldering skills and tools

Size selection guide:

2x8cm: Ideal for micro sensors, LED arrays

3x7cm: Suitable for small modules, adapter boards

4x6cm: Good for medium controllers, driver boards

5x7cm: Perfect for full-featured expansion boards

Recommended soldering temperature: Below 350°C to avoid damaging solder mask

First-time use suggestion: Practice soldering techniques on smaller boards first

Specifications:

Material: FR-4 Fiberglass

Layers: Double-Sided with Plated Through Holes

Solder Mask Color: Blue

Board Thickness: 1.6mm

Hole Diameter: 1.0mm

Pad Pitch (Spacing): 2.54mm (0.1 inch)

Included Sizes: 2x8cm, 3x7cm, 4x6cm, 5x7cm

Total Quantity: 10 pieces

Package Weight: Approximately 85g

Package Includes:

2x8cm PCB Board × 3 pieces

3x7cm PCB Board × 3 pieces

4x6cm PCB Board × 2 pieces

5x7cm PCB Board × 2 pieces

Total: 10 pieces multi-size PCB prototype boards