CURT Auxiliary Automotive LED Light Strips for Hitch Cargo Carrier, Bike Rack, 2-Pack Model 53201CURT Auxiliary Automotive LED Light Strips for Hitch Cargo Carrier, Bike Rack, 2 Pack Model 53201 CURT auxiliary LED indicator lights add extra safety and visibility to your vehicle when towing a cargo carrier, bike rack or other hitch mounted accessory. Simply stick them on, using the included 3M adhesive backing. These LED cargo carrier lights easily plug into your vehicle's standard 4 flat connector and synchronize with the taillights, brake lights