Only for inward-opening doors with a 3 mm / 1/4\" gap – The DoorJammer is a super strong portable door security device that quickly prevents unwanted entry in seconds, with police accreditation and award-winning design. Its patented steel design works on almost all inward-opening doors, even without locks or handles, ensuring reliable security wherever you are. It only takes a few moments to install in the gap under an inward-opening door without the need for tools or permanent modifications. The DJ3's patented design uses force displacement to barricade the door against attempted forced entry.
Proven & Tested – The DoorJammer has undergone extensive impact and durability testing, including the renowned PAS24 Impact Test.
Compact & Lightweight – Weighing only 210 g/0.46 lbs and with dimensions of 108 mm/4.25” x 40 mm/1.57” x 70 mm/2.76”, the DoorJammer is the original portable security solution that easily fits in your bag or pocket. Help ensure privacy on the go or at home with the DoorJammer, providing peace of mind wherever you need it.
Quick Installation & Release – Takes only seconds to install and remove. No tools are required to implement this revolutionary portable security device. In an emergency, the unique design allows for a quick-release function that easily removes the DoorJammer with an upward motion.
Highly Versatile – Compatible with all types of flooring, the innovative system of hinges and angles firmly anchors the DoorJammer on carpeted, tiled, and laminate floors when external pressure is applied to the door. The DoorJammer must be installed on a flat surface.
CANNOT BE USED ON DOORS WITH WEATHERSTRIPPING OR PROTECTIVE STRIPS – Many residential exterior doors will have a raised threshold, flashing, weatherstrip, or seal etc. that will obstruct the DoorJammer or not allow it to fit properly. You must observe the condition of your exterior door if purchasing it for that purpose.
Complete Package – includes DoorJammer DJ3 unit, plush carrying case, foot accessory for stability, spacer set for fit customization, and easy-to-understand instruction manual