Adjustable Door Security Bar With Vibration Detecting Alarm And 115 Decibel Siren That Emits Up To 1100 Feet For Hinged And Sliding Doors Rubberized Foot For Strong Grip Collapsible Design For Easy Storage And Indoor Use Only

Single-Unit Adjustable Door Security Bar with Alarm
✔️ Collapsible bar fits hinged and sliding doors, 40 height settings

This heavy-duty, adjustable door security bar provides added protection for indoor use on hinged and sliding doors. It’s ideal for homes, hotels, and offices, and collapses for easy storage during travel or hotel stays.

✅ Material: heavy-duty 20-gauge steel with a pivoting ball joint for full floor contact
✅ Foot: padded to grip floors securely without scratching
✅ Height range: 40 adjustable positions; Hinged door 29.5"-44" (749-1118 mm); Sliding door 27"-41.5" (686-1054 mm)
✅ Alarm: 115 dB siren with a 5-second delay; audible up to 1,100 ft (335 m)
✅ Installation: no tools required; works with door knobs/levers only, not handle sets
✅ Collapsible design for travel and storage; indoor use only
✅ Not compatible with sliding-door alarm configuration

💡 What is a door security bar and how does it protect a home?

A handy overview of its purpose for home safety:

- door security bar for hinged and sliding doors with no tools - 115dB alarm deters intruders and broadcasts up to 1100 ft - collapsible, portable unit for travel and hotel use - installs under door knob with pivoting ball joint for stable fit