FEATURES AND BENEFITS:• Gator Grip Jaws grab cord tighter as you hand turn the housing.• Nylon jaws grip securely, but won't damage insulation.• Self-locking Dardelet Thread holds securely and assures firm clamping.• Fast wiring -- simply insert stranded conductors into individual wiring chambers and tighten oversized terminal screws.• Transparent wiring chamber cover allows visual inspection of wiring chambers to assure proper connections.• Sloped shoulders won't catch or snap.• Automatic cord centering.• Brilliant high-visibility yellow.• Neoprene Dust Seal helps keep out dirt and debris.• Dead front construction