The Alarm Door Stopper is a portable and reliable security device designed to prevent unwanted entry, offering enhanced protection for your home or travels. Its industrial-strength design uses durable, super-hard material, ensuring long-lasting performance and peace of mind. This compact door jammer is easy to use—simply position it under the door and adjust the foot until it fits tightly. Test the door to confirm secure placement, making it suitable for both adults and children.

This dual-protection device features an alarm that activates immediately when the door is opened, scaring off intruders and alerting you in time to seek help. Perfect for business trips, travel, or living alone, it ensures safety and convenience in any situation. Using the principle of leverage, the door stopper effectively resists forced door prying, providing an additional layer of security.

With dimensions of 3.46″L x 2″W x 4.72″Th and weighing just 12.8 ounces, it’s portable yet robust. Made of aluminum, this compact tool is easy to carry and install wherever needed. The Alarm Door Stopper from Yanzhenglip is a dependable solution for maintaining your security at home or on the go, offering peace of mind and effective door protection.