3 Sensitivity Levels - Low - Medium - High, with an adjustable sensitivity switch on the side Also works as a wedge to prevent door from opening when powered off No installation required Requires one 9 volt battery Portable and easy way to add piece of mind when traveling or working alone Extra loud alarm 120 decibel alarm sounds when pressure is applied to door stop
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Item# : SPM16370813224
Model # : MS-M68