Ltvystore 300PCS 3MM LED Light Emitting Diodes Assortment Kit Round Assorted Color (White Red Yellow Blue Green ) Diffused LED Kit for Elecronics/DIY/Arduino Project Round Head Diameter: 3mm Material : Metal, Plastic Emitting Light Color : Red, Green, Yellow ,Orange , Blue Ideal accessories for party decoration or arduino projects. Packaging :All 300pcs(+/-2%) are packaged in plastic case