Portable Door Lock Alarm

The Portable Door Security Alarm is a powerful, travel-friendly safety device designed to protect you anywhere. Built with a strong anti-force door jammer and a smart vibration alarm system, it instantly blocks unauthorized entry and triggers a loud alert if someone tries to open the door.

Perfect for homes, hostels, hotels, PG rooms, and travelers, KnoxShell ensures reliable protection without needing tools or installation. Just place it under or beside the door, adjust the height, and enjoy solid security day or night.

Crafted with durable materials and an ergonomic design, it provides maximum stability, fast setup, and peace of mind wherever you stay.