(1).Unlock by Remote,Keypad Remote,Mobile.

(2).2 group battery powering,1 as normal working,1 as backup.

(3).2-way programming for remote:1 as normal working,1 as backup.

(4).when battery used up,remote or lock can be connected to DC/AC.

(5).Power-saving PCB,to keep battery working for 1 year.

(6).Local alarm against error-operation and low battery capacity.

(7).When low voltage,remote can be used for unlocking unless locking.

(8).Fixing plate for easy installation.

(9).Stainless steel panel and battery cabinet for firmly usage.

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

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

(3).Work temperation:-20°C~55°C.

(4).Work humidity:less than93%.

(5).Work time:more than25000hours.

(6).Materials:stainless steel.