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Durable construction with high-strength materials.
Main highlights
Adjustable and Portable Security
Adjustable from 21 to 46 inches, lightweight for travel.
Ideal for Home and Travel Use
Perfect for securing doors at home, apartments, or hotels.
Praised for Durability
High-strength alloy and fiberglass components ensure sturdiness.
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How do we rank
Our AI-powered platform ranks products using multiple weighted factors from millions of products and user reviews across the web, providing the most valuable and real data. Higher scores rank first.
Tool-Free & Easy to Use: No tools or drilling required. The security door lock kit installs and removes in seconds, ideal for hotels, dormitories, apartments, short-term rentals, bedrooms, bathrooms, and private rooms. It also helps prevent kids from opening doors to strangers and stops pets from wandering out.
Dual Protection Security & Enhanced Privacy: This portable door lock delivers extra safety and privacy, effectively preventing unauthorized entry from outside—even with a key. It greatly reinforces your security, making it an essential safety companion for business travel, hotel stays, and anyone living alone.
120DB Loud Door Stopper Alarm: Equipped with a high-decibel 120DB alarm siren, the door stopper triggers immediately when the door is opened. The loud sound scares off intruders, alerts you instantly, and buys valuable time to seek help. Powered by one 9V battery (not included).
【Low Battery Indicator & USB Rechargeable】With the low battery alert, TECKNET personal alarm keychain ensures you’re always prepared, up to 500 Days of standby time on a single charge, forget about battery replacements! Up to 90 minutes of alarm sound, 5 hours of flashing, and 3 hours of continuous light—doubling as an emergency light source. If anyone got lost when hiking, the night light feature also helps to locate the location visually
【2 Activation Modes】For immediate alert, quickly pull the pin for a fast response. When discrete activation is necessary, the safety keychain can be triggered by double-pressing the button while concealed in your pocket
【130dB Loud Siren & Strobe Light】 Experience unmatched safety with our personal safety alarm's ear-piercing 130 dB siren, designed to cause significant discomfort and deter aggressors effectively. Paired with a high-intensity flashing strobe light, it disrupts the attacker's vision, making it an essential tool for students, the elderly, children, women and night workers to signal for help anywhere, anytime
Easy to Use - Use your thumb and forefinger to pinch both the top and bottom grooves, pull to the side and swing away from the door to open the lock. Reverse the actions to close. You can also see a step-by-step instruction in our pictures.
Easy to Install - Each Door Reinforcement Lock is equipped with total 8 screws including 4 long and 4 short ones, select the appropriate screws, use an electric drill to install within 5 minutes. Easily add child locks for door. If the frame is too thick, it may not fit your door. Please check the image to see if our product is suitable for your door.
Additional Home Security - Crafted from sturdy alloy, the Door Reinforcement Lock withstands up to 800 lbs of force, 16 times stronger than a normal deadbolt to against being kicked in.
USB High-decibel with shining alarm, rechargeable with LED flashlight function.
Safety Emergency Alarm: With ear-piercing sound to draw others’ attentions even 300 yards away when your'e in danger. Up to 50 mins of continuous sound for emergency use alarm.
Lightweight & Portable Alarm Keychain: Self defense alarm can be attached to purse, backpack, keys, and suitcases. It also can be brought onboard a plane, really convenient, fit for Students, Joggers, Elders, Kids, Women, Night workers.