Liomirror Door Stopper Safety Device for Women Living Alone, Internal Door Anti-Theft Door Blocker with Alarm, Black

High-pitched alarm with loud, piercing sound to deter intruders and alert the user when the door is opened.

Adjustable sensitivity with three levels (Low, Medium, High) to suit different pressure conditions.

Vibration alarm function for enhanced security.

Sturdy stainless steel pressure plate for reliable anti-theft protection.

Compact and lightweight design, easy to carry in a bag without occupying much space.

Powered by a 9V high-capacity battery; no external power connection required.

Suitable for various door types including push and sliding doors (can be used even if there is no floor groove for sliding doors).