Designed for the protection of Safes, Filing Cabinets, Fruit Machines and any valuable article or piece of equipment that has a ferrous metal exterior. Safe Limpets incorporate multiple detection systems to provide comprehensive protection against attack. Piezo Vibration Detector. Integral Analyser. Thermal Sensor. Proximity Sensor. Magnetic Interference Detection. Supply Failure Detection. Complete with ‘Keep’ for attachment to Safe. Dimensions: Mobile part: 120 x 95 x 35mm. Fixed part: 130 x 105 x 30mm.