ITEM NAME:Electronic Components Development Kit PCB Capacitors Transistors for Test General package electronic components resistance1/4W 100ÃŽ ©30 PCS 1K     30 PCS 4.7K  30 PCS 10K  30 PCS 47K 30 PCS 100K 30 PCS 1M   30 PCS LED5mm Red light 3 PCS Yellow light 3 PCS Green light 3 PCS white light 3 PCS Button cover Red Round  3 PCS White  Round    3 PCS Blue  Round   3 PCS Red Square 3 PCS White Square  3 PCS Adjustable resistance 10K 4 PCS pin header40P 40P  2 PCS Push button switch Square 6 PCS Use: Apply to electronic enthusiasts, electronic products production, maintenance, electronic toys, etc....Apply to electronic enthusiasts, electronic products production, maintenance, electronic toys, etc. Button cover. Car & Truck Parts. Square 6 PCS. Push button switch. 40P 2 PCS. pin header40P. Adjustable resistance.