16 AWG Wire Cable, 100FT [Black 50FT+ Red 50FT] CCA Automotive Electrical Wire, 2 Conductor Black Red Cable Cord with PVC Jacket for Light RV Car Speaker Cable, 12V/24V DC Cable Wire. High-Quality 12V Cable 16 Gauge: Total 100FT (Red 50ft + Black 50FT) long enough for your different needs.
eBay