Door Lock 3 in 1 Door Lock for Travel Door Security Door Locks Devices for Additional and Privacy Safety Door Lock Security Devices Package includes: the package comes with 1 piece portable 3 in 1 door lock; It is the warm and practical gift choice for friends, girlfriend, moms, classmates, colleagues, relatives,students and so on, sending your care and love Strong and sturdy material: this door lock device is an updated and safer travel door lock, and made of quality 304 stainless steel precision casting, which is strong and can serve you for a long time; It is very reliable, unable to open the door even if it is pushed hard, providing you with extra security, protection and privacy Simple to install: you can easily install the door lock without any installation tools, even if someone outside the room has the key, it is hard to open the door lock; The additional lock device is especially designed for travelers, college students, single mothers, suitable for families, hotels, schools, travel, etc. Note: The data are manual measurement, please allow a 1-3cm error, due to the differences between the light and the display, there will be a certain color difference, the specific received in kind prevail.