The Oxford Boss Alarm has been independently tested and approved by Sold Secure (Gold standard), SBSC Intygad Produkt, ART 4074 (14mm version)), ART 4075 (16mm version)

As well as being an extremely secure lock, it has a built-in alarm which is triggered by movement sensors; it can also be lock without setting the alarm

• Reliability is assured by 5-year life-cycle testing (by Thatcham Research).
• The removable sealed unit alarm module is vibration-resistant and weather-proof against water, frost and heat.
• Batteries Included (6 x LR44).
• Three keys and a key replacement service are provided.
• Can be used as a disc lock or a padlock.
• Very loud 100db alarm.
• Also available with 14mm shackle.