M.best 5mm Assorted Clear LED Light Emitting Diodes Electronic 1/4 W Resistors Pack of 80 (8 Colors) Head type:Round Material Type:Metal , Plastic Comes with more-than-enough 1/4-watt 200 ohm resistors for making connections. Forward Voltages are Clear Red, Orange and Yellow 1.9-2.0V, Clear Green: 2.9-3.1V, Clear Blue, White, Pink and Violet: 3.0-3.2V. Great for electronic and electrical experiments Packaged in a resealable zip lock bag for your ease of use.