Origin	China
Model Number	DH 8018-J

1.Work Settings: 20%-90%

2.Temperature: -25-85 degree centigrade

3.Power Supply: 4 pieces of No.5 or No.7 alkaline batteries

4.Static DC: <15μA

Dynamic DC: 110mA-180mA

5.Opening For Emergencies: Not limited by anything, even if the square latch is locked inside.

6.Lifespan Of The Batteries: 1 year

7.Indication Of The Door Opening: Opening the door once after pressing the handle is valid. If not open, the door will be locked automatically. If the door is not closed or closed wrong after opening, the lock will make a long sound. Or the red LED will glitter.

8.Reliability: There won't be a misplay if the reading is more than 1000 times.

9.Unlegal Card Prevention ability: After contacting any unlegal cards (Totally conductive metal cards especially), the circuit inside the lock won't be broken and still work normally.

10.Lack of Voltage Indication: When the working voltage of CPU is less than 4.8V, the red LED will light after the card reading. At the time, the door can be still opened for a certain times.

11.Mechanical Key: The opening structure with a drive system is completely independent. Highly safe mechanical key to ensure the lock can be opened for emergencies.

12.Installation Dimension Requirements: The thickness of the doors is between 35-55mm. If the faces of the doors are laceness, they will be above 95mm from the door edges.