Specifications Resistors 1000 pcs Assorted values from 0Ω to 2 2kΩ Capacitors 310 pcs Includes values from 1pF to 0 1uF Electrolytic Capacitors 120 pcs Values from 0 22uF 50V to 220uF 16V Transistors 172 pcs Mixed NPN and PNP types including Germanium and Silicon varieties Trim Pots 12 pcs RM065 Type assorted values LEDs 200 pcs 5mm and 3mm various colors red green blue yellow white IC 6 pcs Including LM358 NE555 DIP 8 Timer Oscillator JRC4558 Diodes 102 pcs Switching Rectifier Schottky Germanium types PCBs 4 pcs Sizes 7 x 9 cm 5 x 7 cm 2 x 8 cm 4 x 6 cm Components Mini Audio Speaker 1 DC Jacks 6 Various types Features 1 Comprehensive Assortment This kit comprises 1900 essential electronic components offering you a one stop solution for a wide array of projects and applications 2 Diverse LED Options Incorporates 200 LEDs in multiple colors and sizes providing versatility for various designs signaling and indication needs 3 Quality Assurance Each component is meticulously selected to ensure high performance and reliability meeting the demands of professional and hobbyist electronics enthusiasts 4 Versatile PCBs Includes four printed circuit boards in various sizes optimizing your project s flexibility and enabling different circuit configurations 5 Inclusive Components Packaged with additional essential components such as DC jacks and a mini audio speaker ensuring a seamless building and prototyping e