Features:

• Fits 2" Standard Hitch Receiver Tube 
  
  Perfect protection for your trailer hitch 
  Built-in brake light provides added safety when your hitch is not in use 
  Foam lining ensures a snug fit 
  Fits all 2" trailer hitch receivers 
  12 bright LED lights last much longer than regular bulbs
• Power 12V
  1/2" thick gasket ensures a snug fit 
  Overall dimensions: 3-1/4" square x 4-3/8" L; 5/8" hole for hitch pin;
• Hitch Pin is Included 
  16 AWG x 2C x 10" wire with flat trailer connector