Features • Extensive Variety of 8 Types - This assortment features 8 different types of transistors, ensuring you have the right component for any electronic project or repair • Complete Set of 40 Pieces - With 40 individual transistors included, this kit provides ample supply to tackle multiple tasks without the need for constant reordering • Reliable Signal Amplification - Designed to control current effectively, these transistors can amplify weak signals, enhancing the performance of your electronic devices • Essential for Electronic Circuits - As core components in various circuits, these transistors are crucial for achieving efficient and reliable circuit functionality • Superior Quality Electronic Elements - Constructed with high-quality materials, this transistor kit offers durability and long-lasting performance for all your electronic needs Features: 1、This transistor is made of electronic elements, for use. 2、40pcs transistor are enough for use. 3、8 type of transistor can meet your different needs. 4、Control the current and amplify a weak signal into a larger electrical signal. 5、It is the core element for the electronic circuit. Specification: Description: The transistor is a semiconductor device that controls the current and is used to amplify a weak signal into a larger electrical signal. Also used as a l switch. Features: This transistor is made of electronic elements, for use. 40pcs transistor are enough for use. 8 type of transistor can meet your different needs. Control the current and amplify a weak signal into a larger electrical signal. It is the core element for the electronic circuit. Specification: Model: 7805 7809 7812 7815 7905 7912 7915 LM317 Type: JFET The channel type: N channel Conduction mode: depletion mode Application: A/Broadband amplification Size: Approx. 28.8*10mm / 1.13*0.39inch Weight: 73g Quantity: 40pcs(5pcs each type, 8types in total) Package Included: 40 x Transistor Package List