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    MLK-WD577 Semi-automatic smart door lock

    Model Number: MLK-WD577
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    MLK-WD577
    Semi-automatic smart door lock with visual doorbell and radar detection
    Unlocking method: fingerprint + password + card + key +APP
    Material: Aluminum alloy
    Product size: 283MM(L)*68MM(W)*23.9MM(H)
    Applicable door thickness: 40mm-90mm
    Applicable temperature: -30℃-55℃
    Battery type: 3500mAh rechargeable lithium battery
    Fingerprint capacity: 50 or 100 pieces optional
    APP: TUYA