Check the listing for details. 3x Eurorack Modular Synthesizer Plug Lights Jacklight Jack Moog Synth LED Module. Condition: Used. Listed at 39.95 USD. Trinniti Eurorack Plug Lights *IMPROVED DESIGN* This auction is for 3 Plug Lights. Plug Lights are a great way to visualize the output voltage of a module. Positive voltage is RED, negative voltage is BLUE, audio rate isPURPLE. Lower voltages are dim while higher voltages are bright. Features:Specifically made for the Eurorack +/- 12 volt standard.Rubber grip with logo.3.5MM (1/8 INCH) mono plug.Gift Wrapped HAND MADE in the United States by Trinniti. United States: USPS Priority Insured.International: USPS First Class. If you have any questions, please feel free to ask before bidding.For more options, view our other auctions HERE . We also specialize in custom dust covers for different items and custom colors/fabric options, contact us for details.Good luck bidding!