Details: 5-color LEDS: Red, Green, Blue, Yellow, White 20pcs/color, total: 100pcs. Packaging Resistance: 10 Omega, 22 Omega, 47 Omega, 100 Omega, 150 Omega, 200 Omega;,220 Omega;, 270 Omega;, 330 Omega;, 470 Omega;, 510 Omega;, 680 Omega;,1K Omega;, 2K Omega;, 2.2K Omega;, 3.3K Omega;, 4.7K Omega; , 5.1K Omega;,6.8K Omega;, 10K Omega;, 20K Omega;, 47K Omega;, 51K Omega;, 68K Omega;,100K Omega;, 220K Omega;, 300K Omega;, 470K Omega;, 680K Omega; , 1M600*1/4W (30-value resistors, about 20 pieces/per value) Total 600 pieces 12 electrolytic capacitor pack: 50v 0.22 uf 50v 0.47 uf50v 1 uf 50v 2.2 uf50v 4.7 uf 50v 10 uf50v 22 uf 16v 33 uf1 6v 47 uf 16v 100uf16v 220uf 16v 470uf Each value is 10pcs, total 120pcs.30 kinds of ceramic capacitors: 2P 3P 5P 10P 15P 22P 30P 33P 47P 75P68P 82P 101 (100P) 151 (150P) 221 ( 220PF)331 (330PF) 471 (470PF) 681 (680PF)102(1NF)152(1.5NF)222(2.2NF)332(3.3NF)472(4.7NF)682(6.8NF)103(10NF)153(15NF)223(22NF)473 (47NF)683(68NF)104(100NF) Each value is 10pcs, total 300pcs.8 Types:Common diode packages:1N4148 25pcs 1N4007 25pcs 1N5819 10pcs 1N5399 10pcs FR107 10pcs FR207 10pcs 1N5408 5pcs 1N5822 5pcs in total : 100pcs 17 Types: Common Transistor Packs: S9012 S9013 S9014 S9015 S9018 A1015C1815 A42 A92 2N5401 2N5551 A733C945 S8050 S8550 2N3906 2N3904 Each value is 10pcs, in total 170pcs. Package content: 100 * LEDs 600 * resistors 120 * electrolytic capacitors 300 * ceramic capacitors 100 * diodes 170 *Transistors Note: The real color of the item may be slightly different from the images shown on website caused by many factors such as brightness of your monitor and light brightness.