【Portable Door Lock】 Compatible with almost all inward-opening doors with a gap of 2mm or more. It's very easy to use as it can be attached to the door in seconds without any tools. 【Compact and Convenient to Carry】 Compact size that can be put in your pocket or wallet. You can easily carry it during business trips or travel. It has excellent portability, so it won't add to the weight of your luggage. 【Widely Used for Many Purposes】 Suitable for various properties such as apartments, student dorms, and hotels. You can easily ensure security and privacy, and spend time in your room with peace of mind. *Instruction manual is not included as this is an imported product. 【Product Specifications】 Size: 80 x 30mm Weight: Approximately 30g Material: Stainless steel Thank you for viewing.