Features:Low leakage and forward voltage drop, low power loss, high efficiency.There are total 90 pieces of diodes in 10 values in this set which will meet you basic needs.All diodes are well packed and assorted in a plastic box for convenient storage.There is a label on box so you can easily identify which type of diodes you need.This is a great assortment of diodes for electronic professionals or enthusiasts.Specification:Material: Germanium Type: Rectifier diodeOperating Temperature: -55~+150Power Consumption: 3WPin Number: 2Type & QTY:1N4148 15PCS1N4007 15PCS1N5819 15PCS1N5408 15PCS1N5822 5PCSSR3100 5PCSSR5100 5PCSHER303 5PCS6A10 5PCS10A10 5PCSWeight: 85g / 3oz (approx.)Package list:1 box * DiodesNote:Diodes are sorted manually, so there might be small mistakes on type and quantity. Thanks for your understanding.