Made of silicon material A transistor is an electronic component used in most electronic circuits, both at low and high voltage. It is a fundamental component in electronic devices and logic circuits. Also used as a contactless switch The kit consists of 10 values, 6 pcs in each value, a total of 60 pcs. Each transistor is clearly marked so you can easily identify the transistor value you need. A transistor is a basic semiconductor device that controls current, which can also be used as a contactless switch. It is very important in electronic circuits. This transistor assortment kit contains a total of 200 pcs of 10 different values to meet your different needs. These are the perfect components for electronic repair or electronic DIY projects. Note: The transistors are sorted manually, so there may be slight errors in the value and quantity. Thank you for your understanding. Specifications: -Material: GE-N-FET -Conduction type: depletion -Applications: A/Broadband amplification -Type and quantity: L7805 6 pcs L7806 6 pcs L7809 6 pcs L7812 6 pcs L7815 6 pcs L7824 6 pcs L7905 6 pcs L7912 6 pcs L7915 6 pcs LM317 6 pcs Package contents: 1 × Box with 60 pcs triode transistors