10pcs Plastic Metal Common Anode 1 Bit 7 Segment Red LED Display Digital Tube

5 Pcs 74LS47 SN74LS47N DIP-16 BCD TO 7-SEGMENT DECODER/DRIVER for Common Anode Digital Display Tube

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

microtivity IM206 6x6x6mm Tact Switch (Pack of 12)

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

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

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

AUSTOR 840 Pieces Preformed Breadboard Jumper Wire Kit 14 Lengths Assorted Jumper Wire for Breadboard Prototyping Solder Circuits

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

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