Heavy-duty aluminum alloy construction for long lasting durability This electric strike bolt lock is built from an aluminum alloy to withstand heavy use and provide extended service life on entry doors. Safe and responsive operation Designed for high sensitivity and quick action, it delivers strong security protection and unlocks immediately when power is removed, enabling fast relief in power outages. Stable and reliable performance Low operating current and low standby power, with minimal external interference, deliver stable security and dependable operation for everyday use. Wide compatibility and installation flexibility Suitable for a variety of doors, including metal doors, offering flexible compatibility for different installation configurations. Use scenarios - Commercial offices: used on main entry doors to control access for employees and visitors, with immediate unlock during power loss for safe egress. - Residential or hotel entrances: suitable for metal doors, providing reliable access control with energy-efficient operation. - Industrial or service doors: durable performance on metal doors in warehouses or workshops, supporting robust access control in demanding environments.