The Hoppe Push Button Mechanical Digital Combination Code Door Lock is a keyless access system made from durable zinc alloy material. With a sleek black finish and a compact design of 152mm height and 50mm width, this mortice lock is ideal for replacing existing door locks. The digital push button feature adds convenience and security to your home or office, while the manufacturer warranty of 1 year ensures peace of mind. Upgrade your door hardware with this reliable and stylish combination code door lock from Hoppe.