Product Description: Secure Your Space with the Versatile Electric Drop Bolt Lock Opening Mode: Ensure reliable security with the electric drop bolt lock, designed to keep your door locked when powered on and unlock automatically when powered off. This fail-safe mechanism provides peace of mind, maintaining security even during power outages. Adjustable Time Delay: Customize your security settings with the electric mortise lock's adjustable delay feature. Choose from 0, 3, or 6-second delay options to suit your specific needs, offering greater flexibility and control over your entry system. Strong Structure: Built from premium aluminum alloy, this lock is waterproof, high in hardness, and resistant to rust and wear. Its robust and durable construction ensures long-lasting performance, making it an excellent choice for both residential and commercial use. Applicable Door Type: Versatile in application, the electric bolt lock is compatible with a wide range of door types, including wooden, glass, metal, security, and fire doors. This adaptability makes it an ideal solution for various environments and security requirements. Installation Way: Enjoy easy and flexible installation with support for multiple methods, including surface, side, and top installation. This adaptability ensures the lock can be fitted to meet your specific needs and door configurations, simplifying the setup process. Enhance your security setup with the Electric Drop Bolt Lock, combining advanced features like adjustable delay, robust construction, and versatile installation options. Ideal for a variety of door types and environments, this lock provides a reliable and customizable access control solution. Secure your home or business with confidence and convenience.