90 Piece Electronic Components Hobby Pack - Includes LEDs, Photocells, Regulators, Transistors, Diode, Inductors, Relays, Trim Pots, Switches, DC Motors, and moreContains 90 components in a plastic container with flexible dividers LEDs, LED Displays, Photocells, Regulators Transistors, Diode, Bridge Rectifiers Inductors, Relays, Trim Pots, Switches DC Motor (3V, 9V), Prototype Board, and Breadboard List of included components: LEDs (20 Different kinds) LED Displays Photocells (2) Linear ICs (2 ea) 555, 741, 386 Regulators (2 ea) 7805, 7812, LM317 T Transistors (2 ea) 2N3904, 2N3906, PN2222, 2N3055 Diodes (2