Features:
a.Zinc Alloy material, Dust-proof, Water-proof Lock Shell （can't put into the water）
b.Single Card or Password Unlock or Card & Password Unlock for Digital Code Number
c.The length of management code or opening code will be 4~15 digital.
d.Only 1 management code is available and 200 for opening code.
e.Input wrong code for 7 times, the keypad will be locked for 2 minutes.
f.If the power is totally exhausted, please use external power pack to supply power to unlock.
g.In order to improve safety, our locks supports messy code（or false code）input.
h.The management code and the management key can always unlock the lock
