🔐 Secure Your Space, Anytime, Anywhere! Lightweight and portable, perfect for securing your space on the go. No installation required; just add a 9V battery and you're set! Experience peace of mind with a powerful 120db alarm that deters intruders. Use as a traditional door stopper or an alarm—your choice! Choose from 3 adjustable sensitivity levels to suit your environment. Portable Design 120db Alarm 3 Sensitivity Levels The 3-Pack Upgraded Door Stop Alarm by FEENM offers a versatile security solution for home and travel. With a powerful 120db alarm, adjustable sensitivity levels, and a dual-function design, these door stoppers provide peace of mind without the need for installation. Lightweight and portable, they are perfect for anyone looking to enhance their safety while on the move.