Waterproof Mechanical Digital Door Lock Button Keypad Keyless Code Lock

No longer worry about forgetting or losing keys.
Made of zinc alloy material, waterproof and anti-rust.
Primary Application: Villa, Office, Hotel, Apartment, Home.
Applicable Door Type: Composite Door, Wooden Door, Security Door.
With an English manual, easy to install. 
Material: Zinc Alloy 
Applicable door thickness: 30-60mm
Panel: 107 x 42 x 25mm(appr.)
Lock body: Center Distance 60mm
Package list: (Can provide English electronic manual)
1 x Password lock
1 x Instructions (English)
1.No batteries or external power source is needed.
2. Due to the light and screen setting difference, the item's colour may be slightly different from the pictures. 
3. Please allow slight dimension difference due to different manual measurements.