1. Material: semiconductor and metal
2. Suitable for DIY enthusiasts
3. Perfect use for home, office and industry electrical equipment and electrical
4. Application: single chip microcomputer ( SCM ) study and Arduino application
5. Note: the purple LED's light is purple, but itself is translucent when it isn't powered on
6.Package Contents: 10 x RGB 3-color LED Diode, 20 x Red LED Diode, 20 x Yellow LED Diode, 20 x Blue LED Diode, 20 x Green LED Diode, 20 x Orange LED Diode, 20 x Purple LED Diode
2. Suitable for DIY enthusiasts
3. Perfect use for home, office and industry electrical equipment and electrical
4. Application: single chip microcomputer ( SCM ) study and Arduino application
5. Note: the purple LED's light is purple, but itself is translucent when it isn't powered on
6.Package Contents: 10 x RGB 3-color LED Diode, 20 x Red LED Diode, 20 x Yellow LED Diode, 20 x Blue LED Diode, 20 x Green LED Diode, 20 x Orange LED Diode, 20 x Purple LED Diode