YCL1/20/ALARM - MAXI Lock Alarm Specifications: Cable lock with integrated 110 dB alarm. Conductive core runs through the cable Alarm triggered if the cable is cut or the case attacked (with movement detection option) Strong steel cable with heavy duty cover Recommended for internal & external use Requires 2 x AAA (1.5v) batteries Length: 850mm Diameter: 20mm Ordering Options YCL1/20/ALARM Maxi Lock Alarm Close YUL1 - U-lock YCCL1 - Combination Cable Locks YCL1/12/ALARM - Standard Lock Alarm