الوصف

Power supply: 4.7 to 6.5V DC, 4 x 1.5V battery
    Battery lifespan: >*5,**0 times
    Quiescent current: <*7μA
    Working current: <**0mA, single run 0.2 seconds
    Environment temperature: **5 to **0°C
    Working humidity: *5 to *5%RH
    Inductive distance: 0 to 5cm
    Inductive sensitivity: <0.2 second, **0% effective and accurate to read card
    Anti-static: >*5,**0V (instant)
    Applicable chip: Mifare*1: *3.*6MHz Temic****7: **5kHz
    Frequency: **5kHz to *3.*6MHz
    Effective time of opening lock: 6 seconds
    Alarm point of low voltage (beep and red light): 4.7V, another **0 times for opening afterwards
    Lock-fail warning: door in un-latched state and beeps after 5 seconds
    Data query: audit trail records last **2 unlocking transactions, includes mechanical one
    Mechanical key: standard mechanical keys over-ride to ensure door to be unlocked in emergency
    Software system: operation authority of all levels of operators can be set in system, meet 5 levels management
    Door thickness: *8 to *0mm (please specify thickness over *5mm)