Power Transistor / Voltage Regulator Assortment, 82 pcs and 24 types Includes Voltage Regulators, Power Transistors, Power MOSFETs, Thyristor / Triacs, : Voltage Regulators: 78L05, L7805, 79L05, L7905, 78L12, L7812, L7824, LM317, TL431A, Thyristors: MAC97A6, BT134-600E, BTA06 Power Transistors: TIP31C, TIP32C, TIP41C, TIP42C, D882, B772, BD139, BD140, Mosfets: IRF540, IRFZ44, : TIP122, TIP127 The components come sorted accordingly in box, includes 4 pcs Heatsinks Colour: black Material: electronic components Package Contents: 10 x 78L05 Voltage Regulators 2 x L7805 Voltage Regulators 5 x 79L05 Voltage Regulators 2 x L7905 Voltage Regulators 5 x 78L12 Voltage Regulators 2 x L7812 Voltage Regulators 2 x L7824 Voltage Regulators 3 x LM317 Voltage Regulators 10 x TL431A Voltage Regulators 5 x MAC97A6 Thyristors 4 x BT134-600E Thyristors 2 x BTA06 Thyristors 2 x TIP31C Power Transistors 2 x TIP32C Power Transistors 2 x TIP41C Power Transistors 2 x TIP42C Power Transistors 4 x D882 Power Transistors 4 x B772 Power Transistors 2 x BD139 Power Transistors 4 x BD140 Power Transistors 2 x IRF540 Power MOSFETs 2 x IRFZ44 Power MOSFETs 2 x TIP122 2 x TIP127 4 x TO-220 Heatsinks Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.