NK02 New Release Bedroom Intelligent Fingerprint Password Remote Safety Smart Door Knobs Lock

Environmental level: according to 374 standard class II Safety classification: FCC Power supply mode: 4 x No. 7 batteries TYPE-C-socket Wildcard lock body: American standard single tongue lock Unlocking method: key, Bluetooth APP, fingerprint, password Alarm function: 4.8 earth 0.2V (low voltage alarm) Fingerprint specifications: semiconductor capacitive fingerprin Fingerprint: 20 groups Power consumption requirements: standby quiescent current <75uA Average working current: <350mA Life test: 100000 times High and low temperature test: Class II 55 degrees +/-2 4H -15 degrees +/-3 4H Voice navigation: buzzer prompt