• 🎄 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.