SIONLANG Portable Door Lock

Security and Privacy
Upgraded portable door lock adds extra protection and privacy by preventing unauthorized entry—ideal for travelers, solo residents, and business trips. Secures firmly with an adjustable thread for added stability.
Widely Use
3-in-1 design fits most home, hotel, apartment, dorm, and bedroom doors. Helps prevent children from opening doors to strangers.
Easy to Use, No Drilling Required
Install in seconds by inserting the claws into the strike plate, locking the door, and tightening the butterfly screw. Added nut helps adjust for uneven door surfaces. Can be removed quickly in emergencies.
Durable Materials
Made of high-quality 304 stainless steel for strength, durability, and long-lasting use—resists bending or damage under pressure.
Compact & Travel-Friendly
Lightweight and portable, fits in a pocket or bag—perfect for travelers, students, or single residents. Makes a thoughtful travel safety gift.
Usage Tips
Works on hinged doors only with a gap over 0.3 cm and thickness under 1⅛”. Not compatible with seam-less or protruding doors.