★ Specifications: Round. Head diameter: 5mm; Pin length: 19 mm. Operating current: 20 (mA), Power: 0.06 (W). Blue, Green, White: Operating voltage: 3.0-3.2 (V). Yellow, Red: Operating voltage: 2.0-2.2 (V) ★ The LED light set is made of high-quality materials, durable, energy-saving, environmentally friendly, and has a long lifespan. ★ Kit box for storage: No need to worry about mixing or losing them. All kinds of super bright diodes are divided into a neat kit box and clearly labeled. ★ Wide range of applications: Can be used for DIY LED projects, school science experiments, car decorations, electronic and electrical experiments, etc. ★ Complete LED assortment kit: Includes red, green, yellow, blue, and white color LEDs, 100 pieces of each color, for a total of 500 pieces. Box ②