It's not necessary to identify the direction of installation and can lock by itself.Low noise, long life,power save.

It;s a new develped intelligent electric lock. It's not necessary to indentify the direction of installation. Universal for left, right, in-swing and out-swing doors. Bolt length:>20mm Specially used for building Intercom and Access Control System. Fits for electric control, key or ID card. Finish with titanium, nickel, chrome and so on. It can lock by itself after unlocking when there is no one entering the room. Low noise, long life, power save.

Working voltage:12VDC Working current:≤500mA Consumption power:5W Limited warranty: one year or 350,000 times Working temperature:-40°C~+50°C 

Intelligent Lock--with knob door lock