Univolt General Purpose Printed Circuit Zero Board - 8x4 Inches Red 9V 1W 2835 SMD LED- Proton (Pack of 4000Pcs) The small shaft and matching

The small shaft and matching wheels optimize the design for specific uses

AC and DC power ON-OFF switches

Low-power AVR® 8-bit Microcontroller

D718 is a triple diffused epitaxial silicon NPN transistor

Univolt General Purpose Printed Circuit Zero Board - 8x4 Inches Red 9V 1W 2835 SMD LED- Proton (Pack of 4000Pcs) The small shaft and matchingIt's a 8x4 Inches Univolt General Purpose Printed Circuit Zero Board. This is commonly known as Perf Board, Practice Board, General Purpose PCB, Zero Board. This Is A High Quality Single Sided Fr2 Phenolic General Purpose PCB. It Is Used For Rapid Prototyping Design Features Size 10x20 cm (4x8 Inches) Brand Univolt This Is A High Quality Single Sided Fr2 Phenolic General Purpose PCB It Is Used For Rapid Prototyping Design Copper Layer Is Laminated For