The password,  card,  mechanical key 3kinds open mode

Free handle, lift the handle to lock

Hidden the mechanical key head

Stainless stell / Zinc / Aluminum alloy material

The doorbell function, freely to choose bells music

Touch-screen password input

To read cards with Microwave way

The lock mode can be set freely by user

The lock to manage cards, don't need software

It's available to modify by user

It support to mix passwords input, the longest can enter 12 numbers

It's available to be set to the passage lock mode

To alarm if battery voltage low to 4.8 V

To offer the power by batteries or  external emergency power

It's available to open door with the personal ID card

Security Key head with Chinese grade B, difficult to copy, safety