Check the listing for details. 100pcs 5mm LED Diode Lights, Blue Round Transparent DC 3.0-3.2V. Condition: New. Listed at 10.78 USD. What is this? These 5mm Blue LED diode lights feature bright Blue illumination through transparent lenses, perfect as indicator lights for electronic components, PCB circuits, and DIY bulb lamp projects requiring reliable light emitting diodes.What will I get? Light Color: BlueRating Voltage: 3.0-3.2VHead Size: 5 x 8.7mm / Pitch 2.54mmTotal Length: 27mmPacking List: 100 x Blue LED Diode LightsIs there any advantages of the product? These energy-efficient LEDs deliver superior brightness with low power consumption, feature universal 2.54mm spacing for broad compatibility, and come in bulk 100pcs value pack.How to use it? Insert the longer anode lead (+) to positive voltage (3.0-3.2V) and shorter cathode lead (-) to ground through current-limiting resistor.