Features: 1. Contains 10 values to meet your different needs. 2. It can be used as a basic semiconductor device for controllin current or as a non-contact switch. 3. Each transistor has a clear mark, so you can quickly identify the type of transistor you need, easy to use. 4. Comes with a transparent box for convenient storae and carryin. 5. Suitable for electronic professionals or enthusiasts. Specification: Condition: 100% Brand New Item Type: Voltae Reulator Transistor Type: LM317T, L7805, L7806, L7808, L7809, L7810, L7812, L7815, L7818, L7824 (5pcs of each) Color: Shown as Picture Quantity: 50pcs Packae List: 50 x Voltae Reulator Transistor1Contains 10 values to meet your different needs. 2It can be used as a basic semiconductor device for controllin current or as a non-contact switch. 3Each transistor has a clear mark, so you can quickly identify the type of transistor you need, easy to use. 4Comes with a transparent box for convenient storae and carryin. 5Suitable for electronic professionals or enthusiasts.