20pcs 10 Types 74LSxx Series Low-Power Schottky Logic IC，Digital Integrated chip，Including:74LS00 74LS02 74LS04 74LS08 74LS32 74LS47 74LS86 74LS90 74LS138 74LS245 Each 2 pcs.

Bridgold 20pcs 10 Types 74LSxx Series Low-Power Schottky Logic IC，Digital Integrated chip，Including:74LS00 74LS02 74LS04 74LS08 74LS32 74LS47 74LS86 74LS90 74LS138 74LS245 Each 2 pcs.

4PCS Breadboards Kit Include 2PCS 830 Point 2PCS 400 Point Solderless Breadboards for Proto Shield Distribution Connecting Blocks

uxcell Common Cathode 10 Pin 1 Bit 7 Segment Display 1.1 x 0.79 x 0.35 Inch 0.55" Red LED Display Digital Tube 10pcs