• Allow the door to open slightly to ensure safe observation and ventilation
• During this time, there is no need to worry about babies and young children running outside
• People standing outside the door can never open the safety lock
• Simple and convenient installation, brass material, not easy to rust and corrosion
• Scope of application: Chinese large wooden door decoration, door, solid wood door and window, anti-theft door and window, villa door and window, antique door and window, reinforcement and decoration of various doors and windows, furniture, etc.

Specifications:

• Product size: 8.5cm (total chain length: 22cm)
• Product material: brass