DoorJammer Alarmed DJ5 Portable Door Lock Brace with Built-In Alarm – The Original Patented Door Security Device for Home, Hotel & Travel – Red

DUAL PROTECTION SYSTEM: Physically barricades the door whilst sounding a vibration-triggered 90dB alarm, providing both time to react and preventing entry.
AWARD-WINNING DESIGN: The original portable door security device, police-accredited and patented since 2013, designed in collaboration with emergency services.
TRAVEL-FRIENDLY: Compact and lightweight at 244g (10.8cm x 4cm x 7cm), fits easily in bags or pockets and is TSA approved for carry-on luggage.
VERSATILE INSTALLATION: No tools required, installs in seconds by turning the screw; alarm can be switched on or off as needed for flexible use.
UNIVERSAL FLOOR COMPATIBILITY: Advanced hinge-and-angle design redirects force downward, anchoring firmly on carpet, tile, wood, laminate and all floor types with just 3mm clearance needed.
Quick Release – Designed in collaboration with emergency services, includes a quick-release function for immediate removal.
Patented Stability – Advanced hinge-and-angle design redirects force downward, anchoring firmly on all floor types: carpet, tile, wood, laminate, etc.