Easy to Use: Simply slide the bottom of the door stopper under the door, aligning it below the handle for quick setup. Testing its secure positioning ensures reliable functionality for all users, regardless of age or experience. Sturdy and Reliable Materials: Crafted from ultra-hard alloy materials through extensive research and development, this door stopper offers robust security in a compact design. Rest assured with its strength and durability, providing peace of mind and safety in any situation. Portable Door Security: This industrial-grade door stopper serves as a portable security device, ideal for home use or while traveling in hotels. Prevent unwanted intruders effectively, enhancing your security measures wherever you go. Double Protection Alarm: Upon any door opening, the integrated alarm system triggers instantly, deterring potential threats and alerting you promptly. Whether on a business trip, traveling solo, or at home, this alarm provides important time to seek assistance. Effective Anti-Prying Design: Utilizing the lever principle, this door stop alarm effectively resists forced prying attempts, enhancing your overall security measures. Protect your space with a reliable defense mechanism against unauthorized access. Description: Introducing our door stopper, a reliable and easy-to-use security device for your peace of mind. Suitable for adults and children alike, simply place the door stopper under the door, below the handle, ensuring a secure fit. Crafted from ultra-hard materials, this alarm access control is sturdy and durable, offering you safety in any situation. This portable door stopper acts as an industrial-grade security measure, deterring unwanted intruders both at home and while traveling. With a built-in alarm feature, it provides double protection by sounding an alert as soon as the door is opened, helping to scare off potential threats and alerting you to the situation. Designed to effectively prevent door prying, this door stop alarm utilizes the lever principle to resist forced entry attempts. Whether you're on a business trip, traveling, or living alone, this device is a reliable companion that offers added security and peace of mind. Stay protected with our door stopper, your trusted security solution. Item Name: Door Stopper Material: Alloy Type: A: Normal, B: with Alarm B Power Supply: 2 Button Batteries (Not Included) Features: Portable, Personal Protection, Anti-Theft Size Details: 8.8cm x 12cm/3.46" x 4.72" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: A: 1 x Door Stopper 1 x Storage Bag or B: 1 x Door Stopper 1 x Alarm 1 x Storage Bag