Premium Black 16 Gauge Tinned Marine Grade Wire. 26/30 Strand count. Extremely flexible. Black PVC insulation with wire info printed on the jacket. UL listed. Type 1426. RoHS compliant. For use up to 600 volts. Nominal outside diameter of 0.122''. Temperature rating to 221°F (105°C). For marine or other highly corrosive applications. Made in the USA.