Denash 840pcs NPN PNP Transistor Assortment Kit, Basic Semiconductor Device Control Current, Great for Electronic Enthusiasts, Silicon Transistor Kit

Denash 840pcs NPN PNP Transistor Assortment Kit, Basic Semiconductor Device Control Current, Great for Electronic Enthusiasts, Silicon Transistor Kit

BOJACK 12 values 120 pcs Opamp Darlington Timer Phototaoupler LM324 LM339 ULN2003AN ULN2803APG LM358P LM386 LM393 NE5532P NE555P UA741CN JRC4558D PC817 IC Assortment Kit

Taiss 60PCS B5K 10K 20K 50K 100K Ohm Linear Taper Rotary Audio B Type Potentiometer with Nuts, Washers and 3 Different Kinds Aluminum Alloy Knob F029