Features: 1Enhanced Protection and Privacy: This heavy steel lock ensures your safety and is perfect for home bedroom apartment office or travel. Ideal for rentals hotels university dormitories nursing mothers or teachers. Strong resistance to forced entry can give you peace of mind and get rid of anxiety. 2Portable and Compact: This palm sized safety lock is easy to carry around. Put it in a purse briefcase backpack or suitcase. Comes with a small bag for easy storage and transportation. 3Easy to Use: This user friendly lock can be installed and removed in just a few seconds without any tools. The adjustable butterfly nut ensures that the door is securely installed and does not shake or move. Perfect for single women or seniors to protect yourself and your belongings. 4Compatible with Most Doors: Designed for hinged doors with extended lengths to suit a wide range of sizes. Simply insert the latch into the latch plate of the door frame close the door and then tighten the screw to secure it. Recommended for doors with a 0.12 inch margin. 5Delicate and Unique: The safety device is threaded fixing which is more stable after installation. You can use it with confidence. Specification: Item Type: AdjustableDoorPortableLockWeight: 100g/3.5ozMaterial: stainless steel Package List: 2 x Fixed Bolt2 x Screw