Alarm padlock watchguard wgalpad this security alarm padlock when armed emits an ear piercing ultra loud siren when movement or shock is detected increasing the chances of scaring away thieves and protecting your valuables the padlock features an 110db internal siren which sounds if the lock is moved touched or knocked after it has been armed the padlock has been manufactured to the highest standards with a stainless steel shackle and hardened zinc alloy body br br the versati