Features: <br>Transistors are basic semiconductor device that control current, which can also be used as a non-contact switch. <br>There are total 200 pieces of transistors in 10 values in this set which will meet you basic needs. <br>All transistors are well packed and assorted in a transparent box for convenient storage. <br>There is a label on box so you can easily identify which type of transistor you need. <br>This is a great assortment of transistors for electronic professionals or enthusiasts. <br> <br> <br> <br>Specifications: <br>Material: Silicon <br>Package: TO-92 <br>Application: Amplification <br>Type and Qty: <br>BC327 <br>20pcs BC337 <br>20pcs BC517 <br>20pcs BC547 <br>20pcs BC548 <br>20pcs <br>BC549 <br>20pcs BC550 <br>20pcs BC556 <br>20pcs BC557 <br>20pcs BC558 <br>20pcs <br> <br> <br>Package Includes: <br>1 Box x Transistors <br> <br> <br>Note: Transistors are sorted manually, so there might be small mistakes on type and quantity. Thanks for your understanding.<br>1、Transistors are basic semiconductor device that control current, which can also be used as a non?contact switch <br>2、There are total 200 pieces of transistors in 10 values in this set which will meet you basic needs <br>3、All transistors are well packed and assorted in a transparent box for convenient storage <br>4、There is a label on box so you can easily identify which type of transistor you need <br>5、This is a great assortment of transistors for electronic professionals or enthusiasts