Verrou de sécurité à chaîne pour fenêtre, limiteur de porte et fenêtre coulissante, verrou haute sécurité sans trous, 2 unités

This window chain lock set provides extra security for windows and sliding doors. The window limiter ensures controlled opening and prevents accidental opening. Two locks are included, locking two positions simultaneously. This lock offers a high level of security for your peace of mind. Its drill-free installation design allows you to enjoy ventilation while ensuring security. The combination of the chain lock and window limiter makes it suitable for a variety of applications. Its robust construction ensures durability. Its compact design takes up little space. This is a practical solution for users who want to enhance security without major renovations. It's ideal for home and office use.