1、Lower energy consumption, longer lifetime, improved physical robustness, smaller size, and faster switching 2、There are total 500 pieces of LEDs in 5 types in this set which will meet you basic needs 3、All LEDs are well packed and assorted in a transparent box for convenient storage 4、Convenient for DIY and repair equipment and electrical appliances of home, office and industry 5、This is a great assortment of LEDs for electronic professionals or enthusiasts Features: Lower energy consumption, longer lifetime, improved physical robustness, smaller size, and faster switching. There are total 500 pieces of LEDs in 5 types in this set which will meet you basic needs. All LEDs are well packed and assorted in a transparent box for convenient storage. Convenient for DIY and repair equipment and electrical appliances of home, office and industry. This is a great assortment of LEDs for electronic professionals or enthusiasts. Specifications: Color Size(mm) Current(mA) White 3 3.0~ 3.2 20 Red 3 2.0 20 Green 3 3.0~ 3.2 20 Blue 3 3.0~ 3.2 20 Yellow 3 2.0~ 2.2 20 Quantity: 100pcs each type Box Size: 13.2 x 6.8 x 2.3cm / 5.19 x 2.67 x 0.9" Package Includes: 1 Box x LEDs Note: LEDs are sorted manually, so there might be small mistakes on type and quantity. Thanks for your understanding.