Immediate audible deterrent: activates a 120 continuousintensity siren when triggered to alert you and discourage intruders. No installation required: selfcontained unit that's ready to use out of the package — simple for travelers to carry and deploy in seconds. Builtin sensor: detects door movement and triggers the alarm; designed for straightforward, dependable operation. Fits any hinged door: lowprofile design works with standard hinged doors so you can use it in hotel rooms, rentals, dorms or at home. How this helps Improves safety by creating a loud, attentiongetting alarm without modifying doors or rooms. Removes setup friction — no tools, drilling, or permanent fixtures — so you can use it anywhere you need temporary security. Portable and compact, so you can take protection with you when traveling or moving between locations. Key attributes Function: motion/door sensor with audible alarm activation. Compatibility: designed to fit hinged doors (standard hingestyle doors). Size and portability: compact, travelfriendly form factor for easy carrying. Performance: 120 continuousintensity siren when activated. Practical use scenarios Hotel travel: slip the unit onto a hotel room door hinge for quick, temporary security while staying overnight. Shortterm rentals and Airbnb: use between stays to add a nonpermanent alarm without altering the property. Dorm rooms or shared housing: deploy instantly when you need an extra layer of protection without roommates' permission. What to expect A portable, noinstallation alarm that fits hinged doors and sounds a continuous 120 siren when the sensor is activated. Simple to carry and simple to use for immediate, temporary protection.