【Deadbolt Lock】The brass lock body is sturdy for easy and safe locking. at the same time, the dead bolt locks angle strike bracket furnished with angle strike for extra security. The deadbolt key can't unlock the door or get picked by unwanted guests, giving you peace of mind at night. 【Durable And Safe】The is processed with golden oil, waterproof and anti-rust. meanwhile, it has exquisite workmanship, hardened metal throw bolt for cut resistance. And, they are reliable, durable, and perfect for individuals of all ages, including elderly persons who may struggle with fingerprints or passwords. 【Easy Install & Package List】The dead bolt lock is easy to install, suitable for wooden door, iron door and other vertical hinged doors. At the same time, the package list includes: 1 * lock body; 1 * key cylinder; 1 * latch; 3 * key; 1 * iron sheet; 1 * iron ring; 2 * screw rod; 2 * 45mm screw; 4 * 25mm screw. 【High Security】Smart locks are vulnerable. They are easily hacked, have shorter lifespans, and can't stand up to harsh weather conditions. And, they can malfunction, and passwords can be inadvertently disclosed by children. Mechanical locks offer unparalleled security. 【100% Satisfaction Guaranteed】We promises every customer a shopping satisfaction, reach us if you have any questions about your purchase. If the nightlatch fails to make you satisfied let us know right away so we can send you a full purchase refund. If you have any question, please contact with our customer service.