WOWOONE 30 Types 74HCxx Series Logic IC Assortment Kit, TTL, Low-Power Schottky Logic IC

Electronics-Salon 30 Types 74HCxx Series Logic IC Assortment Kit, High-Speed Si-Gate CMOS IC.

Generic 30 Types 4000 Series CMOS Logic IC Assortment Kit.

Double Row Dip Switch Assorted Kit in Box 1 2 3 4 6 8 10 12 Position 2.54mm PCB Mountable On Off Dip DIL Switch, Pack of 40pcs Slide Type Red Toggle Switch for Circuit, Breadboards, and Arduino

Texas Instruments NE555P IC Single Precision Timer (Pack of 12)

Hilitchi 24-Values 2N2222-S9018 / BC327-BC558 NPN PNP Power General Purpose Transistors Assortment Kit - Pack of 840

OCR 24Value 500pcs Electrolytic Capacitor Assortment Box Kit Range 0.1uF－1000uF

(Pack of 50 Pieces) MCIGICM Ne555 Timer IC Chip Kit Pulse Generator

uxcell a13071500ux0900 Common Cathode 10-Pin 1 Bit 7 Segment 0.56" Red LED Display Digital Tube (Pack of 10)

AUSTOR 560 Pieces Jumper Wire Kit 14 Lengths Assorted Preformed Breadboard Jumper Wire with Free Box

ELEGOO 3pcs MB-102 Breadboard 830 Point Solderless Prototype PCB Board Kit for Arduino Proto Shield Distribution Connecting Blocks