Features:1.Korea industrial design, stylish white LCD 2.Miaxis optical sensor, scratch-proof, unbreakable and durable, 3.Super Identification, well recognize all kinds of fingerprints.4.Standard 8 fingerprints, open door directly by fingerprint5.Super stable and low power circuit design with world leading technology6.LCD operation prompt, easy for use7.Low power alarm and emergency door open function to ensure normal use8.Dimension: 400(h)x250(w)x240(d)mm (can be customized )specification Item DescriptionSensor Miaxis Optical SensorScan Area 15MM * 16MMOptical Glass NM membrane protection, scratch-proofResolution 500DPIIdentification Method 1:NIdentification Time ≤1 SecFRR 0.001%FAR 0.00001%Open door method Fingerprint onlyFingerprint Register Capture twiceData Recording Data remains when replace batteryFingerprint Capacity 8 Static Voltage Consumption Less than 1mADynamic Start-up Press Key ActivateWorking Voltage 6VLow Voltage ≤5.0VPower 4 AA size batteries, or external power supply