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1) Brand: DOUWIN Lock 2) Open door mode: Fingerprint+Code+electronic Key
3) Fingerprint Collection Methods: Optics type
4) Working Voltage: 6V DC (4pcs 1.5V AA Alkaline Battery), in case the lock loss the power or you can't open it by fingerprint or code, you can use electronic key from outside open the lock directly. this type lock cancel the traditional mechanical key in emergency. electronic key never can be copied with high security.
5) Static Power(45UA)Dynamic Power Consumption（250/300MA）