You can use it at home or other occasions, such as hotel, school, short-term rental, etc., provides secondary security for college student travelerssingle moms at home. Portable door lock that installs in seconds with no tools required.Contain Instruction manual gives you added safety, security and privacy. Heavy Duty Lock for Extra Protection - Made of quality stainless steel, durable and sturdy, adds extra security to your room and prevents unauthorized entry, provides effective security and protection to Airbnb, Hotels, Apartments, Dorms, Bathrooms, Bedrooms. Compact and Portable - Small enough to carry in a pocket or purse. It's small but will hold your door securely shut, add an extra lock to provide an extra layer of security and peace of mind, especially when traveling and staying in hotels. Install the lock from carry with care, otherwise it would be easy to bend and break. And the door lock is the second protection; you should also make sure your door is locked, instead of relying on it.