Working voltage: 4x AA Batteries (4.5V-6.5V)
Standby current:≤120uA.
Working current:≤250mA
Emergency power supply：5v Micro USB Interface
Low power Alarm：Yes
Material: Zinc Alloy
Unlocking way : code , card，fingerprint, remote controller
Fingerprint capacity: 499pcs
card capacity: ≤2000pcs
