LB-TLRLCK-DPBANSHEE™ Alarm Padlock Protect Your Boats, Trailers and Property The BANSHEE™ is an alarm-equipped padlock for protecting any valuable item, boat or trailer from theft. When tampered with the alarm scream like a Banshee warding off potential thieves. Vibration-activated 110 Decibel Alarm Screams Like A Banshee When Activated Can Be De-Activated For Trailering Fits Most Trailer Couplers Weatherproof. WARNING: This product can expose you to chemicals which are known to the State of California to c