LED diode lights Assortment set Kit is good for widely used and convenient for operation, especially for arduino project and experiment. The 10mm LED diode lights are convient for cube arduino shield, arduino DIY project, school science experiment, industrial segment and light decoration, you can replace different color LED diodes as you wish, The kit will be a good choice and brings more laughter and fun for you! specification Working current 20 (mA) Size: 10 (mm) Lens Color: Clear Package including: 10mm LED: White:10pcs Red:10pcs Blue:10pcs Green:10pcs Yellow10pcs Multi Color Fast Flashing:10pcs 5mm LED: White:30pcs Red:30pcs Blue:30pcs With 2pcs PCB board for free Easy to use:With specification sheet,it's friendly and helpful for user. 10mm Transparent Round Head LED Bulbs Kit:Including 6 kind of 10mm leds( White, Red, Blue, Green, Yellow,Multi Color Fast Flashing ) and 3 kind of 5mm leds(White, Red,Blue), with 2 PCB board for free. High Quality and Bright: The filament of LED Diode is made of gold; Durable and Long Lifespan, Low Heat and Low Energy Consumption. Kit Box: All Light Emitting Diodes are packaged in a plastic box with individual compartment,easy for storage and carry,the compartment of case is detachable. Wide Application: Arduino Projects; Light decorations; Singal Indicator; School Science Experiments; Electronic and Electrical Experiments, etc.