Check the listing for details. 30 Pcs LED Pre Wired Light, Light Emitting Diodes ( Multicolor, 5mm, DC9-12). Condition: New. Listed at 15.98 USD. MULTIPURPOSE - The led pre wired light is widely used in hobby lighting, car, boat, industrial, camera, DIY lamp projects, costume design, and science experiments.WHAT YOU GET - The pre wired light diodes come with 30pcs, which is 20cm/7.9" length wire, 5mm round lamp head, DC9-12V in voltage, 20mA in electric current, multicolor-emitting color.RELIABLE MATERIAL - The product is made of a semiconductor, and it converts electricity directly into a light source by connecting with a power source. It has fast response speed, high work efficiency, and long service life.SPECIAL DESIGNED - The product comes with a 20 cm long pre wired led, you can use the led emitting diodes conveniently. KIND NOTE - Please allow 1-3cm error due to manual measurement.Thanks for your understanding.