(1).Unlock by ID/IC card.

(2).2 cards unlock model and 1 card unlock model.

a).2 cards unlock model:set master card---set manager card---set server

card---set guest card.Then lock can be unlock by reading both server card and

guest card.Only reading server card or guest card,lock can not be open.

b).1 card unlock model:set master card---set manager cardset guest

card.Then lock can be unlock by manager card or guest card.If lock open by

manager card,then the guest card cannot open the lock.

(3).Auto-lock and manmade lock switch:

a).Auto-lock model:after open lock for 3 seconds,the lock will be close

automatically.

b).Manmade lock model:read card for opening the lock,also should read card

for closing the lock.

(4).Low power alarm:when voltage≤4V±0.2,lock will send alarm.

(1).Power supply:4pcs 1.5v AA battery,used for one and half year.

(2).Work voltage:4.0-6.0V;

(3).Work temperation:20~55.

(4).Work humidity:93%.

(5).Work time:25000hours.

(6).Materials:stainless steel.