









âš¡ Prototype Like a Pro, Blink Like a Boss!
The HiLetgo UNO R3 Proto Shield Expansion Board kit includes two prototype boards with integrated LEDs and pushbuttons, plus two SYB-170 mini breadboards. Designed for Arduino UNO R3 compatibility, it offers full pin and power access, a compact design, and flexible solder or breadboard prototyping options—perfect for fast, hands-on circuit development.
| Manufacturer | HiLetgo | 
| Brand | HiLetgo | 
| Item Weight | 0.8 ounces | 
| Product Dimensions | 4.49 x 3.82 x 0.98 inches | 
| Item model number | 3-01-0053 | 
| Is Discontinued By Manufacturer | No | 
| Color | Blue | 
| Material Type | copper | 
| Size | Small | 
| Manufacturer Part Number | 3-01-0053 | 
Trustpilot
1 month ago
1 day ago