plaats van herkomst
Zhejiang, China
Color
Black, or white,grey,brown,silver...optional
Keypad
new design, more humanized
Open
3-8 combination personl code and master code
Function
low battery warning
Burglar-proof
2 dead bolts with 20mm diameter
Manual keys
2pcs, for emergency use if forgot the code
Open/close
by 3-8 digital code